Export Control Classification Number Law and Legal Definition
Export Control Classification Number (ECCN) is “the number used to identify items on the Commerce Control List. The ECCN consists of a set of digits and a letter. Items that are not classified under an ECCN are designated "EAR99." [15 CFR 30.1; Title 15 -- Commerce And Foreign Trade; Subtitle B -- Regulations Relating To Commerce And Foreign Trade; Chapter I -- Bureau Of The Census, Department Of Commerce; Part 30 -- Foreign Trade Regulations; Subpart A -- General Requirements]