“Do I need a money transmitter license?” is one of the first questions a crypto founder asks — and the honest answer is that it depends on your business model, and on two layers of law that people routinely collapse into one. Federally, FinCEN does not issue a “license” at all — it requires certain businesses to register as money services businesses. Separately, the states issue actual licenses. A business can owe one, both, or neither, and the analysis is different for each layer.
This guide sorts the common crypto business models into who registers federally, who needs a state license, and who sits outside both — and explains the federal/state distinction that the phrase “money transmitter license” tends to hide.
Key takeaways
- It is really two questions. Federal FinCEN registration (for money services businesses) and a state money transmitter license are separate requirements with separate tests. “No state license” never means “no regulation.”
- The federal test is acceptance and transmission of value. A business that accepts value that substitutes for currency from one person and transmits it to another is a federal “money transmitter,” regardless of what it calls itself (31 CFR 1010.100(ff)(5)).
- Control is the dividing line. Models that take custody of and move customer value (custodial exchanges, hosted wallets, most crypto payment processors) generally are money transmitters; models that do not (users, unhosted-wallet software, miners for their own account) generally are not.
- “Payment processor” is a trap. FinCEN reads its payment-processor exemption to require a clearance-and-settlement system limited to BSA-regulated financial institutions — a condition most crypto payment processors cannot meet, so they generally are money transmitters.
- The stakes are criminal. Operating without a required federal registration or state license can violate 18 U.S.C. § 1960 — a federal felony.
The short answer: two separate questions
Before any model-by-model analysis, separate the two layers:
- Federal — FinCEN registration. Is your business a “money services business” (specifically, a money transmitter) that must register with FinCEN and maintain an anti-money-laundering program? This is a federal registration, not a license, and it applies nationwide.
- State — money transmitter license. Does any state in which you serve customers require you to hold a money transmitter license? This is a true license, issued state by state, and for crypto it often turns on whether you take custody of customer assets or a transaction involves fiat currency.
The answers can diverge. A model can be a federal money transmitter (must register with FinCEN) while needing no state license in some states; another can need a state license based on custody or a fiat leg. The two questions are answered separately — and both must be answered.
The federal baseline: FinCEN registration
Federal law (the Bank Secrecy Act and its regulations) defines a money transmitter as a person engaged in “money transmission services” — the acceptance of currency, funds, or other value that substitutes for currency from one person and the transmission of that value to another location or person (31 CFR 1010.100(ff)(5)). FinCEN has long treated convertible virtual currency as “value that substitutes for currency,” so accepting and transmitting crypto for others is money transmission just as moving dollars is. Critically, the status turns on the activity, not the label — calling a product a “wallet,” “exchange,” or “DApp” does not change the analysis (FinCEN’s 2019 CVC Guidance, FIN-2019-G001).
A business that qualifies as a money transmitter must:
- Register with FinCEN by filing Form 107 (the RMSB) — generally within 180 days of establishment, with renewal every two years (confirm the current registration timing and triggers, which are set by 31 U.S.C. § 5330 and 31 CFR 1022.380);
- Maintain a risk-based AML program with internal controls, a designated compliance officer, training, and independent review (31 CFR 1022.210); and
- File reports and keep records — suspicious activity reports, currency transaction reports, and transmittal-of-funds records under the Travel Rule.
Registration is federal and nationwide; it does not authorize you to operate in any particular state. That is the second layer.
Does your model trigger it? A model-by-model guide
FinCEN’s 2019 CVC Guidance (FIN-2019-G001) works through the common models. The throughline is control: do you accept and transmit someone else’s value?
- Custodial exchanges and administrators — generally yes. A platform that holds customer crypto or fiat and executes trades or transfers is accepting and transmitting value for others, and is a money transmitter. An administrator that issues a centralized virtual currency and stands ready to redeem it is likewise a money transmitter.
- Users — no. A person or company that acquires crypto to buy goods or services, or to hold or invest for its own account, is a “user,” not a money transmitter. Treasury holdings and proprietary investment do not, by themselves, trigger registration.
- Wallet providers — it depends on control. FinCEN applies a four-factor test centered on who owns the value, where it is stored, whether the owner interacts with the blockchain directly, and whether the provider has total independent control over the value. A hosted wallet that holds customer funds and can move them generally is a money transmitter; an unhosted (self-custody) wallet — where the user holds the keys and transacts directly on-chain — generally is not. A multi-signature signing service that can only co-sign, and cannot move value on its own, generally is not a money transmitter.
- Person-to-person (P2P) exchangers — generally yes. Someone in the business of buying and selling crypto to move value for others is generally a money transmitter, regardless of how informal the operation is — unless the activity is genuinely infrequent and not for profit. Buying and selling exclusively as investments for one’s own account is not money transmission.
- DApps and decentralized exchanges — control, not architecture. Merely developing a decentralized application does not make the developer a money transmitter — even an app meant to facilitate crypto activity. But a person who deploys or uses that app to accept and transmit value is a money transmitter. A trading platform that only provides a venue for users to post offers and settle through their own wallets generally is not; one that takes the crypto into its own control and resells or retransmits it generally is. Decentralization does not, by itself, remove the obligation.
- Miners and validators — no, if for their own account. A person who mines or validates and uses the earned crypto to buy goods or hold for itself is not a money transmitter. (A mining-pool operator or cloud-mining service can become one if it also hosts wallets for members and moves their value.)
- Crypto payment processors — usually yes. This is the most common surprise. FinCEN’s 2019 CVC Guidance reads the payment-processor exemption (31 CFR 1010.100(ff)(5)(ii)(B)) to require, among other conditions, that the processor operate through a clearance-and-settlement system whose members are limited to BSA-regulated financial institutions — a condition crypto payment flows generally do not satisfy. As a result, most crypto payment processors are money transmitters despite the “we just process payments” framing.
- Kiosks (crypto ATMs) — generally yes. An operator that accepts cash and transmits crypto (or vice versa) is a money transmitter. (For the specific BSA obligations and the 2025 enforcement wave, see our crypto kiosk compliance guide.)
- Anonymizing/mixing service providers — generally yes. A provider that accepts crypto and retransmits it to obscure its source is transmitting value; selling anonymizing software alone is not money transmission, but operating the service is. (The criminal treatment of non-custodial mixing software is actively contested in the courts and should be treated as unsettled.)
A throughline for stablecoins: a payment-stablecoin issuer’s licensing posture is changing. The GENIUS Act, enacted in 2025, creates a federal framework for permitted payment-stablecoin issuers and a pending FinCEN rulemaking on their AML obligations (proposed in 2026); until that framework takes effect, an issuer’s status runs through the existing money-transmitter analysis, and exchanges, custodians, and wallets that handle stablecoins keep their own obligations regardless. Treat this as evolving law and confirm the current posture. (See our stablecoin compliance coverage.)
When a state license also attaches
Federal registration answers only the first question. Separately, most states require a money transmitter license to transmit or exchange virtual currency for customers — and for crypto, that requirement often turns on whether the business takes custody/control of customer assets or a transaction involves a fiat-currency leg. The status, and the controlling statute, vary state by state.
Which states require a license for which crypto activity — and which exempt crypto standing alone — is the subject of a separate, primary-sourced reference: our state-by-state crypto money-transmitter licensing map. For how to prioritize and sequence state applications once you know you need them, see our state-by-state licensing strategy guide.
The stakes: 18 U.S.C. § 1960
Getting this wrong is not a paperwork problem. Operating an unlicensed money transmitting business is a federal felony under 18 U.S.C. § 1960, punishable by up to five years’ imprisonment plus forfeiture. The statute reaches a business independently for: failing to obtain a required state license (and, for that prong, it does not matter whether the operator knew a license was required); failing to comply with the federal FinCEN registration requirements; or transmitting funds known to be criminally derived. Because the state-license and federal-registration prongs are independent, a crypto business can face § 1960 exposure for missing either one. States add their own civil and criminal penalties.
What to do
- Characterize your model. Decide, honestly, whether you accept and transmit customer value or merely provide software, infrastructure, or proprietary trading — the control question drives everything.
- Resolve the federal layer. If you are a money transmitter, register with FinCEN and stand up a BSA/AML program before you operate.
- Resolve the state layer. Use the state map to identify where a license is required for your activity, then sequence applications per the strategy guide.
- Get the model reviewed before launch. The line between “user/software” and “money transmitter” is fact-specific, the penalties are criminal, and a structuring decision made early (custodial vs. non-custodial, who holds the keys) often changes the answer.
This article provides general information only and is not legal advice. Federal and state money-transmission requirements are complex, fact-specific, and changing — and some areas discussed here (including the GENIUS Act stablecoin framework and the criminal treatment of non-custodial software) are recent or unsettled and should be confirmed against the controlling statute, regulation, or current FinCEN guidance before you rely on them. Whether a particular business or transaction is a money transmitter is a fact-specific determination that should be made with qualified counsel. Attorney Advertising.
Work with Astraea Counsel
Astraea Counsel advises crypto and fintech companies on FinCEN registration, money-transmitter licensing, and multi-state regulatory strategy. Explore our Fintech & Payments services or contact us to assess whether your model needs to register or license.
Related resources
- Crypto Money-Transmitter Licensing by State (2026 Map) — which states require a license for which crypto activity
- Money Transmitter Licensing: State-by-State Strategy for Crypto Startups — how to prioritize and sequence applications
- Crypto Kiosk Compliance After FinCEN’s 2025 Notice — BSA obligations for crypto ATM operators
- Regulatory Compliance Practice — navigating state and federal requirements
