National Bureau of Standards, Representation of Calendar Date to Facilitate Interchange of Data Among Information Systems (FIPS 4-2) (Nov. 15, 1998) (withdrawn 73 Fed. Reg. 51276 (Sept. 2, 2008)). (Nov. 15, 1998) (withdrawn 73 Fed. Reg. 51276 (Sept. 2, 2008)).
This standard adopted American National Standard ANSI X3.30-1997: Representation of Date for Information Interchange (revision of ANSI X3.30-1985 (R1991)). It was superseded by ANSI/INCITS 30-1997, Representation for Calendar Date and Ordinal Date for Information Exchange, InterNational Committee for Information Technology Standards (formerly NCITS) (Jan. 1, 1998).