After July 1, 2026, any Crypto-Asset Service Provider operating in the EU without a MiCA license commits a criminal offence in all 27 member states. Maximum fine: €5,000,000 per violation.
What is MiCA?
The Markets in Crypto-Assets Regulation (MiCA) is the EU's first comprehensive regulatory framework for crypto-assets. Adopted in 2023, it creates uniform rules across all 27 member states for the issuance, offering, and provision of services related to crypto-assets.
MiCA replaces the patchwork of national regulations that previously governed crypto businesses in Europe. It establishes clear definitions, licensing requirements, and operational standards that every CASP must meet.
Key MiCA asset classifications
MiCA categorizes all crypto-assets into three classes, each with different regulatory requirements:
- Asset-Referenced Tokens (ARTs) — Tokens that maintain a stable value by referencing multiple assets, commodities, or currencies. Subject to the strictest requirements including reserve management and redemption rights.
- E-Money Tokens (EMTs) — Tokens pegged to a single fiat currency (e.g., USDC, USDT, EUROC). Must comply with e-money regulations and hold 100% liquid reserves.
- Other crypto-assets — Everything else, including Bitcoin, Ethereum, and utility tokens. Subject to disclosure requirements and market abuse rules.
SENTINEL's Classifier agent automatically assigns the correct MiCA classification to every transaction in real-time.
Who needs a MiCA CASP license?
Any entity providing one or more of the following services to EU residents must hold a MiCA CASP license:
- Custody and administration of crypto-assets on behalf of clients
- Operation of a crypto-asset trading platform
- Exchange of crypto-assets for fiat currencies or other crypto-assets
- Execution of orders for crypto-assets on behalf of clients
- Providing advice on or portfolio management of crypto-assets
- Transfer services for crypto-assets on behalf of clients
There is no grandfathering clause after July 1, 2026. Transitional provisions allowing CASPs to operate under national registrations expire on this date. If you haven't applied for a MiCA license yet, you must begin the process immediately.
MiCA compliance timeline
These are the critical dates every CASP must have on their calendar:
| Date | Milestone | Urgency |
|---|---|---|
| 30 Jun 2024 | Titles III & IV in effect (ART + EMT issuers) | Complete |
| 01 Jul 2026 | Full MiCA enforcement — CASP licensing required | Critical |
| 31 Dec 2026 | CASP annual review (first compliance year) | Important |
| 31 Mar 2027 | Modelo 173 annual filing deadline (first year) | Important |
| 30 Sep 2027 | DAC8 implementation deadline | Upcoming |
5 steps to achieve MiCA compliance
1. Determine your CASP classification
Identify which of the ten MiCA CASP service categories apply to your business. Most exchanges fall under multiple categories (custody + trading + exchange), each carrying specific operational requirements.
2. Apply for authorization with your NCA
Submit your license application to your National Competent Authority (NCA). In Spain, this is the CNMV. The application requires detailed documentation of governance structures, risk management frameworks, and client asset segregation procedures. Processing typically takes 3–6 months.
3. Implement transaction classification
Every transaction must be classified by MiCA asset type (ART, EMT, Other), DAC8 category, and tax event type. This must happen in real-time with EUR equivalent values computed at settlement price. SENTINEL automates this entirely.
4. Prepare your reporting infrastructure
CASPs operating in Spain must generate Modelo 172, 173, and 721 filings in machine-readable XML format. These filings must be schema-compliant and submission-ready for the AEAT. Manual preparation at scale is neither practical nor reliable.
5. Establish ongoing regulatory monitoring
MiCA compliance is not a one-time event. ESMA, EBA, and national regulators continuously publish guidelines, Q&As, and clarifications. Missing a regulatory update can invalidate your compliance posture overnight.
SENTINEL runs four autonomous agents that handle steps 3–5 automatically: Watchdog monitors regulators, Classifier categorizes transactions, Reporter generates filings, and Advisor surfaces compliance gaps. Plans start at €99/month.
Penalties for non-compliance
After July 1, 2026, operating without a MiCA license is a criminal offence across all EU member states. Penalties include:
- Financial penalties up to €5 million or 3% of annual turnover per violation
- Operational suspension — NCAs can order immediate cessation of services
- Personal liability — directors and compliance officers can face individual sanctions
- Reputational damage — public disclosure of sanctions and violations
Start now — not later
With 101 days until enforcement, the window for preparation is closing. License applications take months to process. Compliance infrastructure takes weeks to implement. Every day of delay increases the risk of operating without authorization after the deadline.
Read our companion guide on DAC8 reporting requirements for Spain, or explore frequently asked questions about MiCA compliance.