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Minnesota Custody Law Opens Door for Bank Crypto Storage
Minnesota's HF 3709 lets banks and credit unions offer crypto custody services. The law shifts the competitive dynamics for custody infrastructure, though SAB 121 remains a hurdle.
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Governor Tim Walz signed HF 3709 into law, permitting banks and credit unions to offer crypto custody services. Minnesota now joins a small cohort of states that have codified a regulatory pathway for traditional depositories to hold digital assets.
The naive read treats this as a simple permissive bill. The better market read is that it reshapes the competitive dynamics for the custody infrastructure layer. Crypto-native custodians – custodians such as specialized trust companies and exchange-affiliated wallets have dominated this segment. Banks had to either partner with those custodians or rely on Office of the Comptroller of the Currency guidance that shifted with each administration. HF 3709 settles a key question under state banking law: insured depositories in Minnesota can now hold private keys on behalf of clients.
Custody Infrastructure and Institutional Impact
The law directly affects the custody infrastructure layer. Banks and credit unions can now offer private-key storage. That shifts the custody market from a specialist-only game to one where any insured depository in the state can compete.
For institutional allocators, the change reduces counterparty concentration risk. Allocating to a state-regulated bank custodian is often simpler for compliance teams than onboarding a crypto-only trust. For retail consumers, a local credit union could soon offer bitcoin storage alongside savings accounts.
The read-through is strongest for the commercial banking sector within Minnesota. Larger regional banks and credit union leagues that already have digital asset task forces now operate on firmer legal ground. The Minnesota Bankers Association publicly supported the bill.