The CASP (Crypto Asset Service Provider) license under the Markets in Crypto-Assets Regulation (MiCA) is designed for entities providing crypto-asset services within the EU. It mandates compliance with strict operational and conduct standards to enhance investor protection and ensure market integrity, allowing firms to operate across member states without additional licensing requirements.

E-money tokens (EMTs) and stablecoins are both types of digital assets designed to maintain a stable value, typically pegged to a fiat currency like the euro or US dollar. E-money tokens are defined under the EU's proposed Markets in Crypto-Assets Regulation (MiCA) and represent a digital form of fiat currency issued by an entity, aiming to facilitate electronic payments. They are regulated to ensure consumer protection and market stability.

Small Payment Institutions (SPIs) offer a flexible, scalable entry point for businesses in the UK looking to provide essential payment services without the extensive regulatory obligations of larger payment institutions. Regulated by the Financial Conduct Authority (FCA), SPIs are particularly suited for startups or smaller firms offering limited services, such as money remittance and payment account management.

Authorised Payment Institutions (APIs) are licensed financial entities empowered to deliver a broad array of payment services, including international transfers, account management, and payment instrument issuance. Regulated by the Financial Conduct Authority (FCA) in the UK, APIs are held to high standards, ensuring compliance with the UK’s regulations to protect consumer funds and support secure, transparent transactions.

Small Electronic Money Institutions (SEMIs) are licensed entities in the UK, authorised by the Financial Conduct Authority (FCA) to issue electronic money and provide select payment services. These services include managing payment accounts and facilitating remittances, making SEMIs an accessible option for smaller businesses aiming to enter the e-money market with reduced capital requirements and a focused operational scope within the UK.

Electronic Money Institutions (EMIs) are licensed entities in the UK authorised by the Financial Conduct Authority (FCA) to issue electronic money and deliver a broad range of payment services. These services include managing payment accounts, enabling international remittances, and offering other digital financial solutions, making EMIs well-suited for businesses focused on providing innovative, scalable payment options.