When someone passes away with money in a bank account, their estate can navigate a legal process to access it. There are institutions involved, paper trails, and established procedures. It is slow and often frustrating, but it works.
Bitcoin does not work this way. Bitcoin is controlled by private keys — cryptographic codes that give whoever holds them complete, irrevocable access to the funds. If those keys are lost, the bitcoin is lost. Permanently. There is no institution to contact. No court order that overrides the mathematics. No recovery option.
This is a feature, not a flaw — it is what makes Bitcoin truly yours. But it also places a responsibility on holders that traditional assets do not. If you hold bitcoin, estate planning is part of responsible ownership.
Researchers estimate that between 3 and 4 million bitcoin — roughly 15 to 20% of the total supply — are permanently lost, largely due to lost private keys and deaths without succession planning. Those coins will never move again.
What your heirs need to access your bitcoin
To inherit your bitcoin, someone needs one of two things:
Your seed phrase — the 12 or 24 words generated when you first set up your wallet. This is the master key. Anyone with this phrase can access all funds in any wallet derived from it. It must be stored physically, never digitally, and never shared with anyone while you are alive except as part of a formal, secured succession plan.
Your private key directly — for wallets that don’t use a seed phrase, or for specific addresses. Less common for modern wallets, but relevant for older holdings.
A will alone is not sufficient. Listing “my bitcoin” in a will tells your heirs you had bitcoin. It does not give them access to it. You need a separate, secure mechanism to transfer the keys themselves.
Approaches to Bitcoin succession
Sealed letter with attorney or executor
Write your seed phrase on paper. Place it in a sealed, signed envelope. Store it with your attorney, your estate executor, or in a fireproof safe with instructions that it be given to a named beneficiary upon your death.
This works well for straightforward situations. The weakness is that your seed phrase exists in a single physical location. Consider what happens if that location is destroyed.
Split storage in multiple secure locations
Divide your seed phrase into parts (or store complete copies in multiple locations) — a bank safe deposit box, a trusted family member, and your attorney, for example. Instructions for reassembly are included in your will or with your executor.
More resilient against single-point loss. More complex to manage. Ensure at least one location is accessible to your executor relatively quickly after your death.
Multi-signature wallet with designated keyholders
A multi-signature (multisig) wallet requires multiple private keys to authorize a transaction — for example, 2 out of 3 keys. You hold one key. A trusted family member holds a second. An attorney or third-party service holds the third. Upon your death, the two remaining keyholders can access the funds together, without either one having unilateral control during your lifetime.
Highly secure. Requires technical setup and ongoing management. Recommended for significant holdings. Consult a Bitcoin-savvy estate attorney and a technical professional when implementing this approach.
Exchange or custodial wallet with beneficiary designation
If your bitcoin is held on an exchange or custodial service, that service may have a beneficiary designation process similar to a retirement account. Your heirs can go through the service’s identity verification process to claim the funds.
The simplest succession path, but it relies on the custodian remaining solvent and operational. You also give up the “not your keys, not your coins” principle. For large holdings, this is generally not recommended as a primary strategy.
What to include in your plan
A basic Bitcoin succession checklist
- Written record of all wallets and addresses you hold
- Seed phrase(s) stored physically and securely, never digitally
- Clear instructions for which seed phrase unlocks which wallet
- Named beneficiary who knows that bitcoin exists and roughly how to access it
- Instructions in plain language: what software to use, how to restore a wallet from a seed phrase
- If using a hardware wallet: the device itself, the PIN, and instructions
- Reference to any exchange or custodial accounts, with account details
- Legal documentation referencing digital assets in your estate
Talking to a professional
Estate planning for digital assets is a relatively new field, but qualified attorneys exist who specialize in it. Look for an estate attorney familiar with digital assets or cryptocurrency. A small number of firms specialize in this area specifically. The Uniform Fiduciary Income and Principal Act (UFIPA) and Revised Uniform Fiduciary Access to Digital Assets Act (RUFADAA), adopted in most US states, establish the legal framework for executors to access digital assets — but they still require the underlying keys to be accessible.
The legal framework can authorize access. Only the seed phrase enables it. Both pieces need to be in place.
Bitcoin that works for your whole life.
OrangeTill helps you accept Bitcoin at the counter. What you do with it after — including how you plan for the future — is yours to decide.
Try OrangeTill Free →