Advanced retail CBDC designs support programmability, allowing the central bank or end-users to embed automated logic directly into currency tokens using smart contracts.

[Smart Contract Token Conditions] ---> Directs Usage Restrictions (e.g., Expiration Dates) ---> Enhances Stimulus Spending Rates

While programmable controls offer powerful tools to direct targeted economic stimulus—such as configuring token spending rules that expire if not used within a set timeframe—they introduce significant consumer privacy and operational challenges. Central banks must balance automated functionality with data protection to ensure public trust and preserve monetary sovereignty.