C233 SERVICE Desc: To identify a service (which may constitute an additional component to a basic contract). 010 7273 Service requirement code M an..3 020 1131 Code list identification code C an..17 030 3055 Code list responsible agency code C an..3 040 7273 Service requirement code C an..3 050 1131 Code list identification code C an..17 060 3055 Code list responsible agency code C an..3