Federally, local governments can check the following link for the latest federal discretionary grants: USDOT Key Notices of Funding Opportunity. Federal grants require registration in Grants.gov, and Unique Entity Identifier (UEI), a 12-character unique number assigned to all entities who must register to do business with the federal government in SAM-System for Award Management. If you are considering a federal grant, it will be important to have a UEI and be registered in SAM.