Bitcoin and divorce:
what actually happens.

How courts treat Bitcoin

Bitcoin is property, not currency, under US tax law verify×DON'T TRUST, VERIFYClaim: IRS Notice 2014-21 classifies virtual currency as property for federal tax purposes.Verify at: IRS Notice 2014-21 ↗This remains the controlling guidance for federal tax treatment.. Most courts treat it the same as any other investment asset in divorce proceedings.

If acquired during marriage: in most jurisdictions, Bitcoin accumulated during marriage is marital property regardless of which spouse held the private keys.

If acquired before marriage: generally separate property, but commingling with marital funds can complicate this.

Valuation: Bitcoin value fluctuates constantly. Courts typically use the price at time of separation, time of trial, or an average. This is genuinely complex and contested in litigation, and varies significantly by jurisdiction.

Discovery

Self-custody Bitcoin is private on-chainon-chainA Bitcoin payment recorded directly and permanently on Bitcoin's main public ledger, settled by the network itself rather than through a faster off-network lane.Full definition but not perfectly private in divorce.

Common discovery methods:

• Tax returns showing capital gainscapital gainsThe profit from selling an asset for more than you paid for it. Taxed differently depending on how long you held the asset. from Bitcoin sales
• Bank records showing exchange purchases
• Exchange records (subpoenaed)
• BlockchainblockchainImagine a spreadsheet that tracks every Bitcoin transaction ever made, copied identically on thousands of computers worldwide. To rewrite a past entry, an attacker would have to change it on a majority of those computers at the same instant. That is mathematically impractical. That is why Bitcoin transactions cannot be undone.Full definition analysis (if on-chain addresses are identified)
• Email records showing exchange registrations
• Brokerage statements (if held via ETFExchange-Traded Fund (ETF)A basket of investments (stocks, bonds, or Bitcoin) that trades on a stock exchange like a single share.)

Family law attorneys are increasingly aware of cryptocurrency and using forensic accountants who specialize in blockchain analysis.

Handling it honestly

Full financial disclosure is typically required in divorce. This includes cryptocurrency.

What to disclose:

• All exchange accounts
• All self-custody wallets (you don't have to reveal the seed phraseseed phraseThink of it as the combination to a bank vault that exists only in your head: 12 or 24 specific words in a specific order. Anyone who copies the combination opens the vault. The bank has no copy. There is no locksmith, no reset, no customer service. Lose the words, lose the Bitcoin.Full definition, but the existence and approximate balance must be disclosed)
• All transactions

How to value it for disclosure: use a specific date price. Agree on the date with your attorney. Use CoinGecko or similar for historical pricing verify×DON'T TRUST, VERIFYClaim: CoinGecko provides historical price data for valuation.Verify at: CoinGecko historical ↗Multiple sources recommended in litigation; CoinGecko is one..

Division options

Tax considerations. Bitcoin sale triggers capital gains. Who pays the tax on gains? This is a negotiated point. The cost basiscost basisWhat you originally paid for an asset. Used to calculate how much profit (or loss) you made when you sell.Full definition transfers with the asset. See Bitcoin Taxes.

Prenuptial agreements and Bitcoin

A well-drafted prenuptial agreement can specify that:

• Pre-marital Bitcoin is separate property
• Bitcoin accumulated during marriage is treated in a specific way
• Future Bitcoin gifts or inheritance are separate property

If you have significant Bitcoin and are considering marriage, consult a family law attorney about a prenuptial agreement. The conversation is easier before the marriage than during a divorce.

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