(P1544)

English

Federal Register Document Number

Authority file ID in the United States Federal Register

Data type

External identifier

Statements

Constraints

(20[12]\d|9[3-9]|[0E]\d)-([1-9]\d{0,4}|0\d{4})
year of publication (2 or 4 digits), then '-', then a 1 to 5-digit number (English)
0 references