DeFi, Staking & Mining Tax Treatment

Regulator-Grade Guidance Document

Date: June 2026

Mining, staking, and decentralised finance (DeFi) activities represent the most complex and unevenly regulated areas of digital asset taxation. This document provides a comparative analysis of how all 19 jurisdictions in this research set treat these activities, identifies unsolved problems, and offers a recommended framework for regulators designing new or updated tax regimes.

The 19 jurisdictions span five regions: Americas (

US,

Brazil,

Canada,

El Salvador); Asia-Pacific (

Australia,

India,

Japan,

Singapore,

South Korea,

Thailand); Europe (

EU,

France,

Germany,

Portugal,

Switzerland,

UK); and Middle East & Africa (

Nigeria,

South Africa,

UAE).

A high-level pattern across the set: 16 of 19 jurisdictions tax mining and staking rewards as income at receipt (FMV), the dominant model. The clear exceptions are the zero-tax or exemption regimes —

El Salvador (Bitcoin legal tender, 0% CGT),

UAE (no personal income tax), and

Singapore (no capital gains tax, taxable only where mining/staking is a trade or business) — plus

Australia's hobby-mining carve-out and

South Korea's as-yet-unpublished mining/staking rules.

1. Mining Taxation Models

Mining generates new tokens through proof-of-work consensus mechanisms. The central tax policy question is when income is recognised — at the moment of receipt or upon subsequent disposal — and how the activity is classified.

1.1 Income at Receipt (Dominant Model)

The large majority of jurisdictions tax mining rewards as income at the time of receipt, valued at fair market value (FMV).

US: Under IRS Notice 2014-21 (Q&A 8), a taxpayer who mines virtual currency recognises gross income equal to the FMV of the tokens at the time of receipt. If mining constitutes a trade or business (conducted with continuity and regularity for profit), rewards are self-employment income subject to self-employment tax. If mining is a hobby, rewards are "Other Income," and hobby expenses are not deductible under the Tax Cuts and Jobs Act.

• Source: IRS Notice 2014-21 (PDF)

Japan: Mining rewards are taxable as miscellaneous income (zatsu shotoku) at FMV in JPY at the time of receipt. Electricity and hardware costs are deductible as necessary expenses where mining qualifies as a business (commercial scale). Mining income is taxed at progressive rates up to ~55.945% (45% national + 10% local + 2.1% surtax). Under the proposed FY2026 reform (a flat ~20.315% for "specified crypto assets," effective 2027 only if the FIEA reclassification is enacted — Cabinet-approved 10 April 2026, not yet enacted), mining income is explicitly excluded from the flat rate and remains at progressive rates.

• Source: NTA FAQ Version 9 (December 2024)

India: Mining income follows a two-stage model. At receipt, the FMV of tokens is taxable as "Income from Other Sources" at applicable slab rates. Upon subsequent disposal, the 30% flat tax under Section 115BBH applies to any appreciation above FMV at receipt. Mining infrastructure costs (hardware, electricity) are not deductible against VDA income, making India's treatment among the most punitive globally. The Income-tax Act 2025 (in force 1 April 2026) carries this regime forward unchanged and explicitly adds "crypto-asset" to the VDA definition.

• Source: TaxGST.in — Crypto Tax India 2026
• Source: CoinDCX — Crypto Tax Guide India 2026

Brazil: Mining is treated as ordinary income at FMV (in BRL) on receipt; the later sale is a separate capital gain taxed under Brazil's progressive 15%/17.5%/20%/22.5% band schedule, subject to the R$35,000 monthly disposal exemption. (Note: the MP 1303/2025 proposal for a flat 17.5% rate with removal of the R$35k exemption expired on 8 October 2025 without taking effect — the progressive rates and the R$35,000 exemption remain in force.)

• Source: IN RFB 2291/2025 (CARF-aligned reporting)

Switzerland: Mining is taxable income at FMV on receipt at the marginal rate. Cantonal practice varies — Bern and Zurich treat mining as self-employment income; Zug and Lucerne assess case-by-case. Professional miners additionally owe OASI/AHV social contributions. Mined tokens remain subject to annual wealth tax.

• Source: ESTV/AFC — crypto valuation list (Kursliste)

Nigeria: Mining is taxable income upon receipt at Naira value. Business miners are subject to 30% companies income tax; individuals fall under the PIT framework (15%–25% progressive, 0% below ₦800,000) following the NTAA 2025 reforms (in full effect from 1 January 2026).

• Source: Nigeria Tax Administration Act 2025 (NTAA)

South Africa: Mining conducted as a trade/business is taxable income at ZAR FMV on receipt, at up to 45% for individuals / 27% for companies, with deductible expenses claimable. SARS applies existing Income Tax Act principles without crypto-specific legislation.

• Source: SARS — Crypto Assets & Tax

1.2 Income at Disposal (No Jurisdiction Uses This as a Pure Model)

No jurisdiction in the set taxes mining rewards exclusively at the point of disposal while exempting the receipt event entirely. This approach — treating mined tokens like self-created property with zero basis, taxable only on sale — has been advocated by some commentators (notably in the context of the Jarrett staking litigation in the

US), but no tax authority has adopted it for mining.

The closest practical equivalents are exemption regimes rather than deferral regimes:

El Salvador exempts Bitcoin mining gains entirely (0% CGT, Article 5 of Decree 57/2021), and

Australia's hobby-mining rule (§1.3) defers recognition to disposal as a CGT event rather than taxing receipt.

Policy rationale for rejecting pure deferral: Tax authorities view mining as the performance of a service (validating transactions) for which the miner receives compensation. Under this "services rendered" framing, income recognition at receipt follows naturally from general income tax principles applicable to service income.

1.3 Business vs. Hobby / Trade vs. Non-Trade Classification

Several jurisdictions apply a tiered classification system that distinguishes between hobby/non-trade and business/trade mining, with materially different tax consequences.

Australia: The ATO applies a multi-factor test to distinguish hobby from business mining:

Hobby mining tax treatment:

• Mined coins are not taxed at receipt — no income recognised
• Cost basis equals market value at time of receipt (for CGT purposes)
• Disposal triggers a CGT event; 50% CGT discount available if held > 12 months
• Mining expenses (electricity, hardware) are not deductible

Business mining tax treatment:

• Mined coins are taxed as ordinary income at AUD market value when received

• Mined coins treated as trading stock; mining expenses fully deductible

• 50% CGT discount is not available; GST registration required if turnover exceeds A$75,000

• Source: ATO — Crypto asset investments

Canada: The CRA generally treats mining as a business activity ("In most cases, mining activities will be considered as carrying on a business due to the scale and resources involved"). Mined coins are reported as business income at FMV (CAD) on receipt. Mining equipment qualifies for Capital Cost Allowance (CCA Class 50), and electricity and operational costs are deductible. A later disposal is a separate capital gain/loss.

• Source: CRA — Income from crypto-asset mining and staking

UK: HMRC applies a trade/non-trade distinction. If mining is not a trade (most individuals), tokens are miscellaneous income at market value on receipt; if organised/commercial, tokens are trading income with broader deductibility. Equipment and electricity costs are not allowable costs for CGT purposes. Disposal triggers CGT (18% basic / 24% higher and additional rate for 2025/26, unchanged for 2026/27).

• Source: HMRC Cryptoassets Manual — CRYPTO21200

Germany: Private mining income is miscellaneous income under Section 22 Nr. 3 EStG, subject to a EUR 256 annual exemption. Commercial mining (Gewerbebetrieb) falls under Section 15 EStG as business income, subject to income tax and trade tax. A key advantage: mined coins held privately for more than 12 months can be sold tax-free under the Section 23 EStG holding-period exemption (the 12-month period is not extended by mining).

• Source: BMF Circular of 6 March 2025 (English PDF)

France: Mining is taxed as BNC (bénéfices non commerciaux / non-commercial profits) under Articles 92 et seq. CGI, at FMV on receipt, on progressive rates (0–45%) plus social contributions. France does not tax crypto-to-crypto swaps (deferral to fiat conversion), but the receipt of mined tokens is a recognised income event.

• Source: BOFiP / DGFiP — actifs numériques

Portugal: Mining is Category B (business income) under CIRS. The simplified regime taxes only 15% of gross receipts (0.15 coefficient) at progressive rates 14.5–48%. This is distinct from Portugal's treatment of investment-style staking (Category E, §2.1).

• Source: Autoridade Tributária — crypto regime (2023 State Budget)

Singapore: Mining is business income at FMV on receipt only where it constitutes a trade or business. Hobby mining may be argued to be capital in nature (and therefore untaxed under Singapore's no-capital-gains regime), though IRAS has not published an explicit scale threshold.

• Source: IRAS e-Tax Guide — Income Tax Treatment of Digital Tokens

UAE: Hobby mining is generally untaxed for individuals (no personal income tax). Commercial mining is subject to 9% corporate tax above AED 375,000 and 5% VAT (the FTA's Guidance VATP039, January 2025, confirms crypto mining does not qualify for the virtual-asset VAT exemption).

• Source: FTA — VATP039 crypto mining guidance

El Salvador: There is no specific mining tax; mining income from Bitcoin benefits from the capital-gains exemption on disposal (0% CGT). Geothermal ("volcano") Bitcoin mining is actively promoted. Non-Bitcoin digital-asset mining by CNAD-licensed entities benefits from the 0% corporate-tax / VAT-exempt DASP regime.

• Source: Decree No. 57/2021 (Bitcoin Law), Article 5

Thailand: Mining is not covered by Thailand's 5-year (2025–2029) capital-gains exemption for SEC-licensed platform trades. Mined tokens are presumed taxable as personal income at progressive rates (up to 35%) on receipt; no dedicated Revenue Department mining guidance has been issued (treatment NOT VERIFIED).

• Source: Thai Revenue Department / SEC Thailand

South Korea: South Korea has issued no specific mining tax rules or published guidance — a core deficiency in its framework (NOT VERIFIED). Mining/staking treatment is flagged for inclusion in the 2026 reform discussions ahead of the confirmed 1 January 2027 start of the 20%+2% capital-gains regime.

• Source: MOEF / NTS — virtual asset taxation (pending)

EU: There is no EU-harmonized mining tax; treatment diverges by member state (ordinary income / BNC / business income). DAC8 governs reporting, not substantive treatment.

• Source: Council Directive (EU) 2023/2226 (DAC8)

2. Staking Taxation Models

Staking generates rewards through proof-of-stake consensus. The timing of income recognition is the central controversy, with significant policy and (in the US) constitutional implications.

2.1 Income at Receipt (Dominant Model)

US: Revenue Ruling 2023-14 (31 July 2023) established that staking rewards are includible in gross income in the taxable year the taxpayer gains "dominion and control" over the validation rewards, at FMV as of the date and time of receipt. This applies to both direct staking and staking through centralised exchanges.

• Source: IRS Revenue Ruling 2023-14 (PDF)
• Source: Norton Rose Fulbright — IRS to tax staking rewards as income

UK: HMRC treats staking rewards as miscellaneous income at the GBP value at receipt (CRYPTO21200). The GBP 1,000 trading and miscellaneous income allowance may cover small amounts; subsequent disposal triggers CGT.

• Source: HMRC CRYPTO21200 — Income Tax: staking

Australia: The ATO treats staking rewards as ordinary income at AUD market value at receipt, regardless of whether the taxpayer stakes directly, through an exchange, or by delegation. Subsequent disposal triggers a separate CGT event; cost basis is the market value at which income was recognised.

• Source: ATO — Staking rewards and airdrops

India: Staking follows the same two-stage model as mining: taxable at slab rates as "Income from Other Sources" at FMV on receipt, then 30% flat tax (Section 115BBH) on any appreciation at disposal. No loss offset is permitted.

• Source: ClearTax — Cryptocurrency Taxation Guide India

Canada: The CRA states staking rewards "will generally be considered as income … at the time the rewards are credited to the taxpayer's wallet." The ACB equals FMV at receipt; a later disposal is a separate capital gain/loss.

• Source: CRA — Income from crypto-asset mining and staking

Germany: The March 2025 BMF circular differentiates between active staking (running a validator node) — miscellaneous income under Section 22 Nr. 3 EStG — and passive staking (delegating without block creation), where valuation may be permitted at the time of claiming. Critically, the 1-year holding period is not extended by staking (first clarified in the 2022 BMF letter, confirmed in 2025).

• Source: Acconsis — New BMF Letter on Crypto 2025
• Source: Noerr — Updated tax treatment of crypto assets

Japan: Staking rewards are miscellaneous income at FMV when received and are explicitly excluded from the proposed 20.315% flat rate — they remain at progressive rates up to ~55.945%. This exclusion is one of the most criticised features of the FY2026 reform proposal (see §6).

• Source: NTA FAQ Version 9

Brazil: Staking rewards are treated like dividend/interest income at FMV (BRL) on receipt; a later disposal is a separate capital gain under the progressive band schedule (with the R$35,000 monthly disposal exemption). IN RFB 2291/2025 expands reportable scope to staking, yield farming, airdrops, and swaps.

• Source: IN RFB 2291/2025

Switzerland: Staking rewards are taxable income at FMV on receipt at the marginal rate; staked tokens remain wealth-taxable. No staking-specific federal circular has been issued beyond general income principles.

• Source: ESTV/AFC — crypto guidance

Nigeria: Staking rewards are taxable as income upon receipt at the Naira market rate on the date received (15%–25% individuals / 30% corporate under the NTAA 2025 / PIT framework).

• Source: Nigeria Tax Administration Act 2025 (NTAA)

South Africa: No staking-specific SARS guidance exists, but the prevailing interpretation is ordinary income upon receipt at ZAR FMV on the day received.

• Source: SARS — Crypto Assets & Tax

2.2 Income at Conversion / Claim, or Untaxed (Distinct Positions)

A minority of jurisdictions depart from the pure income-at-receipt model:

Portugal — Income at conversion to fiat: Staking rewards are Category E (investment income), taxed at 28% upon conversion to fiat; in-kind rewards are not taxed at receipt. Where staking is conducted professionally it becomes Category B (business income). This is the cleanest "deferral-to-realisation" model in the set.

• Source: Autoridade Tributária — crypto regime

Singapore — Income only if a business: Staking rewards are business income at FMV on receipt only where staking is part of a trade or business. IRAS has indicated rewards exceeding SGD 300 annually should be declared. For individuals holding crypto as personal investments, staking rewards in a non-business context are unlikely to be taxable under Singapore's no-capital-gains regime — though this remains a grey area.

• Source: IRAS e-Tax Guide — Income Tax Treatment of Digital Tokens

UAE /

El Salvador — Untaxed for individuals: In the UAE, individual staking is untaxed (zero personal income tax); only business staking is included in taxable income (9% corporate tax). In El Salvador, staking from Bitcoin is covered by the 0% capital-gains exemption; non-Bitcoin staking by CNAD-licensed entities benefits from the 0% corporate-tax DASP regime.

• Source: FTA — corporate tax law · Decree No. 57/2021, Article 5

France — Likely BNC at receipt, but no dedicated guidance: DGFiP has not published dedicated BOFiP staking guidance; staking is likely BNC at FMV on receipt, but the precise point of taxation is NOT VERIFIED.

Thailand /

South Korea — Not addressed / pending: Thailand presumes staking taxable at FMV on receipt but has issued no specific guidance (NOT VERIFIED). South Korea has no published guidance on whether staking is taxable at receipt or only at disposal (NOT VERIFIED); it is flagged for the 2026 reform discussion.

2.3 The Jarrett Case and Its Implications

No jurisdiction has adopted a pure "income at disposal" model for staking, but the position has been advocated through US litigation and legislative proposals. Jarrett v. United States is the most significant pending challenge.

First case (2021–2023): Joshua Jarrett argued that 8,876 Tezos tokens he staked in 2019 constituted newly created property, taxable only on sale. The IRS refunded $3,793 before oral argument, and the Sixth Circuit dismissed the case as moot on 18 August 2023 (No. 22-6023).

Second case (filed 10 October 2024): The Jarretts filed a new complaint (Docket No. 3:24-cv-01209, M.D. Tenn.) challenging their 2020 tax year, asserting the same "created property" theory and requesting (1) a judgment that the taxes were erroneously assessed, (2) a refund, and (3) a permanent injunction against treating staked tokens as income upon receipt.

Status as of June 2026: The case remains pending in the Middle District of Tennessee; no merits ruling has issued. A ruling for the Jarretts could directly undermine Revenue Ruling 2023-14. Separately, Rep. Mike Carey (R-OH) sent a December 2025 letter urging the IRS to reconsider Rev. Rul. 2023-14, and the Proof of Stake Alliance has lobbied for zero-basis treatment.

Implications for regulators: The Jarrett litigation highlights the conceptual tension between "service income" (validating transactions) and "property creation" (generating new tokens). The income-at-receipt model, while dominant (taxing receipt in 16 of 19 jurisdictions for staking), is not settled law in the

US.

• Source: Justia — Jarrett v. United States, No. 22-6023 (6th Cir. 2023)
• Source: McDermott Will & Emery — Jarrett 2.0
• Source: BDO — Tezos Validator Rejects IRS Settlement

3. DeFi Taxation

DeFi presents the greatest challenge for tax authorities. Activities span yield farming, liquidity provision, lending, borrowing, wrapping, and governance participation — each raising distinct tax questions. Only a handful of jurisdictions have issued any DeFi-specific guidance:

Germany (BMF March 2025),

Australia (ATO Nov 2023), and the

UK (proposed NGNL regime). Most others apply general income principles.

3.1 Yield Farming

The dominant approach is to tax yield farming rewards as ordinary income at FMV upon receipt.

Key compliance challenge: Yield farming rewards frequently auto-compound, creating potentially hundreds or thousands of micro-transactions per year, each technically requiring FMV determination and income recognition. No jurisdiction has addressed how to simplify this reporting burden.

• Source: TokenTax — DeFi Tax Guide for US Crypto Users in 2026
• Source: Gordon Law Group — 2025 Guide to DeFi Taxes

3.2 Liquidity Provision

Adding or removing liquidity from automated market maker (AMM) pools raises the question: is depositing tokens into a pool a taxable disposal?

Australia — Yes, it is a disposal: The ATO treats depositing tokens into a liquidity pool as a CGT event — a disposal of the original tokens and acquisition of LP tokens. Withdrawing tokens is another CGT event. Capital proceeds on deposit equal the market value of LP tokens received.

• Source: ATO — Decentralised finance and wrapping crypto

Germany — Likely a disposal: The March 2025 BMF letter states that depositing tokens into a liquidity pool may constitute a taxable swap if the depositor receives LP tokens in exchange; a DEX swap is a Section 23 EStG disposal.

• Source: BMF Circular of 6 March 2025

India — Effectively a disposal each time: Every crypto-to-crypto swap (including LP deposits/withdrawals) is taxed at 30% under Section 115BBH plus a 1% TDS on the transfer, making LP provision extremely costly.

• Source: Section 115BBH / Finance Act 2022

US — Uncertain: The IRS has not issued authoritative guidance. The conservative view treats depositing tokens for LP tokens as a taxable swap; an alternative view holds it is a non-taxable transfer. Notice 2024-57 excludes liquidity provider transactions from Form 1099-DA broker reporting "until further guidance is issued."

• Source: IRS Notice 2024-57, IRB 2024-29

UK — Depends on beneficial ownership (NGNL reform proposed): Under current guidance, a DeFi transaction may be a disposal if beneficial ownership transfers. The no-gain/no-loss (NGNL) regime confirmed at the Autumn Budget 2025 would treat deposits into and withdrawals from liquidity pools as disregarded for CGT — tax triggered only upon "economic disposal." As of June 2026 the NGNL regime remains proposed, with no draft legislation published.

• Source: Freshfields — Autumn Budget 2025: DeFining the UK rules
• Source: CoinDesk — UK Proposes No Gain No Loss Tax Rule for DeFi

France /

Portugal — Generally not a disposal at the pool stage: Because both jurisdictions treat crypto-to-crypto swaps as non-taxable (taxing only conversion to fiat), depositing into and withdrawing from a pool generally does not trigger tax until fiat realisation. This is the structural opposite of the Australian model.

3.3 Lending/Borrowing

DeFi lending generally follows existing interest-income principles.

• US: DeFi lending interest is likely ordinary income at FMV on receipt; no specific IRS guidance. Notice 2024-57 excludes lending from 1099-DA reporting.
• UK: HMRC treats predictable, periodic DeFi returns as miscellaneous income (not statutory "interest," because exchange tokens are not money). Under the proposed NGNL regime, the lending deposit itself would be disregarded for CGT.
• Australia: Many DeFi lending arrangements trigger a CGT event because beneficial ownership changes; interest-like rewards are ordinary income.
• Germany: Interest from crypto lending is miscellaneous income under Section 22 Nr. 3 EStG.
• Switzerland: Lending yield is taxable income at FMV for private investors; the underlying swap is exempt for private investors but taxable for professionals.
• Singapore: Lending returns are likely income; LP rewards may be business income if systematic.

Borrowing: Borrowing crypto against collateral generally does not trigger a taxable event across jurisdictions, as the borrower takes on an obligation to repay. However, if collateral is liquidated, that liquidation is a taxable disposal.

3.4 Wrapping/Unwrapping (Australia Controversy)

Wrapping converts a token to a compatible version for another chain or protocol (e.g., BTC to WBTC). The tax question: does wrapping change the economic substance of the holding?

Australia — Wrapping is a taxable disposal (controversial): The ATO considers wrapping a disposal of the original asset and acquisition of a new (wrapped) asset, triggering a CGT event; unwrapping is another CGT event; and the 12-month holding period resets upon wrapping. Industry critics (Michael Bacina; Chloe White of Genesis Block / Blockchain Australia) argue this violates technological neutrality. The Board of Taxation's review and the Government's March 2025 response did not specifically resolve the controversy, instead directing the ATO to form a crypto working group.

• Source: ATO — Decentralised finance and wrapping crypto
• Source: Piper Alderman — ATO crypto guidance draws attention to need for legislative clarity
• Source: CoinDesk — Australia Updates CGT Guidance to Include Wrapped Tokens and DeFi

US — Uncertain but excluded from broker reporting: Notice 2024-57 excludes wrapping/unwrapping from Form 1099-DA reporting. No authoritative guidance exists on whether wrapping is a taxable exchange. The conservative view treats it as a swap; the aggressive view treats it as a non-taxable change of form.

UK — Currently a disposal: HMRC treats wrapping/unwrapping as a disposal and acquisition (CRYPTO22100). Under the proposed NGNL regime it is unclear whether wrapping would qualify, as the proposal targets lending, borrowing, and AMM transactions specifically.

France /

Portugal — Generally not a disposal: As crypto-to-crypto swaps are non-taxable, wrapping/unwrapping generally does not trigger tax until fiat conversion.

Recommended position for regulators: Wrapping that preserves economic equivalence (1:1 ratio, same underlying value, redeemable at par) should be a non-taxable change of form. Taxing wrapping penalises cross-chain interoperability and violates technological neutrality.

3.5 Governance Token Rewards

Governance tokens received for participation (voting, proposal creation) are generally ordinary income at FMV upon receipt across jurisdictions that have addressed the issue.

4. Comparative Table

The following table mirrors t3 (mining/staking/DeFi) across all 19 jurisdictions.

Aggregates (recomputed from the matrix):

• Mining/staking taxed as income at receipt: 16 of 19 (all except El Salvador and UAE, which are untaxed/exempt for individuals, and South Korea, which has no published rule). Singapore taxes at receipt only where mining/staking is a business; Portugal taxes staking at conversion to fiat rather than receipt.
• Income-at-receipt as the pure model: 0 of 19 for a disposal-only alternative — no jurisdiction taxes mined/staked tokens solely at disposal while exempting receipt.
• DeFi-specific guidance issued: 3 of 19 (
  Germany,
  Australia,
  UK — the latter proposed/unlegislated).
• LP deposit / wrapping treated as a taxable disposal: explicitly yes in
  Australia; likely yes in
  Germany and
  UK; effectively yes each swap in
  India; generally no in
  France and
  Portugal (swaps non-taxable).
• Zero-tax / exemption regimes for individuals: 3 of 19 (
  El Salvador,
  UAE,
  Singapore for non-business holders) plus
  Thailand's SEC-platform exemption (which does not cover mining/staking/DeFi).

5. The Unsolved Problems

5.1 Impermanent Loss

The problem: When a liquidity provider deposits token pairs into an AMM pool, the pool rebalances as relative prices change. Upon withdrawal, the LP may receive fewer of the appreciated token and more of the depreciated token. The difference between "hold" value and "pool" value is impermanent loss (IL).

Tax treatment — no jurisdiction has addressed this directly:

• US: No IRS guidance. IL is likely not deductible until the LP position is closed; gain/loss on disposal of LP tokens would implicitly capture IL.
• UK: The proposed NGNL regime would simplify this — tax triggered only upon withdrawal, with the difference in token counts determining gain/loss, implicitly capturing IL.
• Australia: Under the ATO's CGT-event-on-every-interaction approach, IL is partially captured in the difference between deposit-time and withdrawal-time market values, but the calculation is mechanically complex.
• France /
  Portugal: Because pool entry/exit is non-taxable, IL is only economically realised on conversion to fiat — simpler in principle, but no authority has confirmed the IL calculation.

Recommended approach: Recognise IL as a realised loss upon withdrawal, calculated as the difference between (a) the FMV of tokens withdrawn and (b) the FMV of tokens had they been held outside the pool for the same period.

• Source: Kryptos — Decoding USA Crypto Tax 2026: DeFi
• Source: CountDeFi — DeFi Tax Reporting Challenges

5.2 Auto-compounding

The problem: Many DeFi protocols and staking services automatically reinvest (compound) rewards — sometimes hundreds of times per year. Under income-at-receipt, each compounding event is technically a separate taxable event requiring FMV determination.

Current treatment: The IRS views each accrual as new income forming a new lot. This is administratively impractical for protocols that compound every few seconds.

No jurisdiction has provided practical safe harbours. Regulators should consider:

1. Daily aggregation of income recognition for auto-compounding positions.
2. End-of-period recognition (quarterly/annually) based on net increase in position value.
3. De minimis thresholds exempting individual compounding events below a specified value.

• Source: CoinTracking — The Ultimate US DeFi Tax Guide for 2026

5.3 Rebasing Tokens

The problem: Rebasing tokens (e.g., Ampleforth's AMPL, OlympusDAO's OHM) automatically adjust a holder's token count without any transaction. Each rebase technically creates new tokens — income under income-at-receipt principles — generating over 1,000 taxable events per holder per year (Ampleforth rebases every 8 hours).

No jurisdiction has issued rebasing-specific guidance. Regulators should consider treating rebasing as a non-taxable adjustment to per-unit cost basis (analogous to a stock split) rather than an income event.

5.4 Cross-chain Yield

The problem: Users deploy capital across multiple chains using bridges. A single strategy — bridge ETH to Arbitrum, deposit into an AMM pool, stake LP tokens, claim governance rewards, bridge back — may generate five or more taxable events under the most conservative interpretation before any economic disposal.

Compliance challenges: transaction histories span multiple chains; bridge transactions may be invisible on a single chain; tax software frequently fails to reconcile cross-chain activity; DeFi protocols issue no tax forms.

No jurisdiction has addressed cross-chain yield specifically. The

US repeal of the DeFi broker reporting rule (H.J. Res. 25, signed 10 April 2025) means DeFi platforms are not required to provide transaction data, widening the compliance gap — and the resolution bars the IRS from issuing a "substantially similar" rule.

• Source: MadeinArk — How DeFi Yield Farming Complicates Tax Reporting (2025)
• Source: Rango Exchange — Crypto Tax Compliance for DeFi Platforms

6. What Works and What Doesn't

What Works

1. Germany's active/passive staking distinction (BMF March 2025): Differentiating validators (active) from delegators (passive) reflects the economic reality that these activities differ in effort, risk, and character.

2. UK's proposed NGNL regime for DeFi: The no-gain/no-loss approach for lending, borrowing, and AMM transactions is the most thoughtful DeFi-specific proposal from any major jurisdiction — but it remains proposed with no draft legislation as of June 2026.

3. Portugal's deferral-to-realisation model: Taxing staking rewards as Category E only on conversion to fiat (not at receipt) avoids phantom income on illiquid in-kind rewards and is the cleanest realisation-based staking model in the set.

4. Australia's hobby vs. business mining distinction: Exempting hobbyist miners from income-at-receipt while capturing business miners reflects proportionate regulation.

5. Germany's 12-month holding-period exemption extending to mined/staked coins: Selling long-held mined/staked tokens tax-free after one year provides a strong incentive for long-term holding and simplifies compliance.

6. US Notice 2024-57 exclusions: Excluding staking, wrapping, lending, and LP transactions from broker reporting until guidance issues is a pragmatic acknowledgment that premature reporting mandates would generate inaccurate data.

What Doesn't Work

1. India's no-loss-offset regime: The prohibition on offsetting losses between VDAs — combined with the 30% flat tax (up to 42.74% with surcharge), 1% TDS, and no deduction for mining/staking infrastructure — has driven the majority of Indian crypto trading offshore. The Income-tax Act 2025 (in force 1 April 2026) carried this forward unchanged; industry proposals (lower TDS, loss offset) were rejected.

2. Australia's wrapping-as-disposal position: Treating a purely technical interoperability function as a taxable disposal imposes tax on activity that generates no economic gain, violating technological neutrality.

3. Japan's exclusion of staking/DeFi from the proposed ~20% flat rate: Even if the FY2026 reform is enacted (FIEA bill Cabinet-approved 10 April 2026, not yet enacted), excluding staking rewards and DeFi yields — which remain at progressive rates up to ~55.945% — creates a two-tier system disadvantaging emerging financial activities.

4. The absence of safe harbours for auto-compounding and rebasing: No jurisdiction has provided practical guidance for these common DeFi mechanisms.

5. South Korea's and
   Thailand's framework gaps: South Korea has confirmed a 1 January 2027 capital-gains start but no published mining/staking/DeFi rules; Thailand's headline 5-year exemption explicitly does not cover mining, staking, or DeFi. Both leave a large share of digital-asset activity in an unsettled state.

6. US repeal of DeFi broker reporting (H.J. Res. 25): While the underlying rule (T.D. 10021) was overbroad, the repeal — which prohibits a "substantially similar" rule — creates a persistent information gap for DeFi activity.

7. Recommended Framework

Principle 1: Tax Economic Substance, Not Technical Mechanics

• Wrapping/unwrapping preserving 1:1 economic equivalence should be a non-taxable change of form.
• Bridge transactions transferring the same economic exposure across chains should not trigger taxable events.
• LP deposits and withdrawals should follow the UK's proposed NGNL model: disregarded for tax, with gain/loss recognised only upon economic disposal — or the
  France/
  Portugal swap-deferral model.

Principle 2: Distinguish Active from Passive Participation

Following

Germany's lead:

• Active validators (running nodes, assuming slashing risk) should be treated as performing a service, with rewards taxed as income at receipt.
• Passive delegators should have the option to defer recognition until claiming or disposing — as
  Portugal effectively does by taxing on conversion to fiat.
• Hobby miners should not face income-at-receipt taxation (following
  Australia's model).

Principle 3: Provide Practical Safe Harbours

• Auto-compounding: Permit daily or weekly aggregation of micro-rewards.
• Rebasing tokens: Treat rebases as non-taxable per-unit cost-basis adjustments.
• De minimis threshold: Exempt individual DeFi reward events below a specified value (e.g., USD 10 equivalent) from per-event recognition.

Principle 4: Allow Proportionate Loss Treatment

• Losses from DeFi activities (including impermanent loss) should be deductible against DeFi gains at minimum.
• Cross-asset loss offset should be permitted (the
  India no-offset model is the cautionary case).
• Infrastructure costs for mining and staking should be deductible (the
  Canada/
  South Africa models, which allow expense deductions, contrast favourably with India).

Principle 5: Phase-In DeFi Reporting Requirements

• Begin with income-based reporting (yields, rewards, interest) rather than every DeFi interaction.
• Require reporting only from identifiable intermediaries (centralised staking services, regulated front-ends).
• Develop standardised DeFi-event classification before mandating broker reporting.

Principle 6: Coordinate Internationally

• Adopt OECD CARF for cross-border staking and DeFi reporting. CARF first-exchange timelines now span 2027 (the first-mover cohort —
  UK,
  Germany,
  France,
  Portugal,
  EU via DAC8,
  Brazil,
  Canada,
  India,
  Japan,
  South Korea,
  South Africa) through 2028 (
  Australia,
  Singapore,
  Thailand,
  Switzerland (~2028),
  Nigeria,
  UAE); the
  US is on a longer 2027–2029 timeline, and
  El Salvador has not committed to CARF.
• Harmonise the definition of "taxable DeFi event" across jurisdictions to prevent double taxation.
• Establish mutual recognition of loss treatment so gains taxed in one jurisdiction are not stranded against unrecognised losses in another.

8. Decision Matrix

Verification Notes

Research refreshed: 4 June 2026 (refresh pass — no new jurisdictions this run; all 19 jurisdictions in the research set are now mirrored for mining/staking/DeFi treatment).

Methodology: This refresh mirrors the canonical per-jurisdiction t3 (mining/staking/DeFi) facts from the verified fact matrix maintained for this domain. No new web research was conducted for this pass; the matrix is the source of truth, and "NOT VERIFIED" items are reflected honestly rather than asserted. Aggregates ("X of 19") are recomputed directly from the matrix.

Corrections applied in this pass:

Items with limited or no authoritative primary sources (reflected as NOT VERIFIED in the matrix):

• South Korea mining, staking, and DeFi: no published guidance.
• Thailand staking treatment: presumed on receipt; no specific Revenue Department guidance.
• France staking point of taxation: likely BNC at receipt, not confirmed in BOFiP.
• Portugal /
  Switzerland DeFi-specific treatment: general principles only.
• Rebasing-token, cross-chain-yield, and impermanent-loss treatment: no tax authority globally has issued specific guidance; analysis extrapolated from wrapping/bridging/LP positions.

Sources

Primary Government and Regulatory Sources

1. IRS Notice 2014-21 — https://www.irs.gov/pub/irs-drop/n-14-21.pdf
2. IRS Revenue Ruling 2023-14 — https://www.irs.gov/pub/irs-drop/rr-23-14.pdf
3. IRS Notice 2024-57, IRB 2024-29 — https://www.irs.gov/irb/2024-29_IRB
4. HMRC Cryptoassets Manual (CRYPTO21200, CRYPTO22100, CRYPTO60000) — https://www.gov.uk/hmrc-internal-manuals/cryptoassets-manual
5. ATO — Decentralised finance and wrapping crypto — https://www.ato.gov.au/individuals-and-families/investments-and-assets/crypto-asset-investments/decentralised-finance-and-wrapping-crypto
6. ATO — Staking rewards and airdrops — https://www.ato.gov.au/individuals-and-families/investments-and-assets/crypto-asset-investments/transactions-acquiring-and-disposing-of-crypto-assets/staking-rewards-and-airdrops
7. BMF Circular of 6 March 2025 (English) — https://www.bundesfinanzministerium.de/Content/DE/Downloads/BMF_Schreiben/Steuerarten/Einkommensteuer/2025-03-06-einzelfragen-kryptowerte-englisch.pdf?__blob=publicationFile&v=2
8. CRA — Income from crypto-asset mining and staking — https://www.canada.ca/en/revenue-agency/programs/about-canada-revenue-agency-cra/compliance/cryptocurrency-guide/income-crypto-mining-staking-activities.html
9. IRAS e-Tax Guide — Income Tax Treatment of Digital Tokens — https://www.iras.gov.sg/media/docs/default-source/e-tax/etaxguide_cit_income-tax-treatment-of-digital-tokens_091020.pdf
10. NTA FAQ Version 9 (December 2024) — https://www.nta.go.jp/publication/pamph/pdf/virtual_currency_faq_03.pdf
11. Council Directive (EU) 2023/2226 (DAC8) — https://eur-lex.europa.eu/eli/dir/2023/2226/oj

Court Cases

1. Jarrett v. United States, No. 22-6023 (6th Cir. 2023) — https://law.justia.com/cases/federal/appellate-courts/ca6/22-6023/22-6023-2023-08-18.html

Law Firm and Professional Analysis

1. Norton Rose Fulbright — IRS to tax staking rewards as income — https://www.nortonrosefulbright.com/en/knowledge/publications/367ca369/irs-to-tax-staking-rewards-as-income
2. McDermott Will & Emery — Jarrett 2.0 — https://www.mwe.com/insights/jarrett-2-0-taxpayer-files-new-lawsuit-on-crypto-staking-tax-treatment/
3. Freshfields — Autumn Budget 2025: DeFining UK rules for cryptoasset taxation — https://riskandcompliance.freshfields.com/post/102ly6s/autumn-budget-2025-defining-the-uk-rules-for-cryptoasset-taxation
4. Piper Alderman — ATO crypto guidance draws attention to need for legislative clarity — https://piperalderman.com.au/insight/ato-crypto-guidance-draws-attention-to-need-for-legislative-clarity/
5. Acconsis — New BMF Letter on Crypto 2025 — https://www.acconsis.de/en/new-bmf-letter-on-crypto-in-income-tax-law-2025-what-will-change-for-crypto-investors/
6. Noerr — Updated tax treatment of crypto assets — https://www.noerr.com/en/insights/updated-tax-treatment-of-crypto-assets-significant-changes-due-to-updated-german-federal-ministry-of-finance-circular
7. BDO — Tezos Validator Rejects IRS Settlement — https://www.bdo.com/insights/tax/tezos-validator-rejects-irs-settlement,-pushes-for-clarity-on-taxation-of-staking-income

Tax Software and Industry Analysis

1. TokenTax — DeFi Tax Guide for US Crypto Users in 2026 — https://tokentax.co/blog/defi-tax-guide
2. Gordon Law Group — 2025 Guide to DeFi Taxes — https://gordonlaw.com/learn/defi-tax-guide/
3. CoinTracking — The Ultimate US DeFi Tax Guide for 2026 — https://cointracking.info/crypto-taxes-us/defi-taxes
4. Kryptos — Decoding USA Crypto Tax 2026 — https://kryptos.io/blog/usa-crypto-tax-advanced-defi-nft-loans-guide
5. CountDeFi — DeFi Tax Reporting Challenges — https://www.countdefi.com/blog/defi-transactions-navigating-tax-reporting-challenges-cc3d1

News and Reporting

1. CoinDesk — UK Proposes No Gain No Loss Tax Rule for DeFi — https://www.coindesk.com/policy/2025/11/27/uk-proposes-no-gain-no-loss-tax-rule-for-defi-in-major-win-for-users
2. CoinDesk — Australia Updates CGT Guidance to Include Wrapped Tokens — https://www.coindesk.com/policy/2023/11/14/australia-updates-its-capital-gains-tax-guidance-to-include-wrapped-tokens-and-defi
3. TaxGST.in — Crypto Tax India 2026 — https://taxgst.in/crypto-tax-india-2026/

Cross-Domain References

• See OECD CARF for cross-border reporting timelines and Cross-Border Reporting Frameworks for the CARF/DAC8 first-exchange schedule across all 19 jurisdictions.
• See Income Classification & Cost Basis Methods for how each jurisdiction classifies the income recognised on mining/staking/DeFi receipt.