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U.S. Department of Health and Human Services


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Calendar Date - Format 2

FDA Data Element Number. GEN-0002

CDER Data Element Number. C-GEN-0002

Data Element Name. Calendar Date - Format 2.

Description. This standard provides format specifications for representing the day, month, and the year as identified by the Gregorian Calendar.

Source. U.S. Department of Commerce, National Institute for Standards and Technology; Federal Information Processing Standards.


FDA Specifications. Calendar Date - Format 2 is represented by alphanumeric text of nine (9) or eleven (11) characters in the format DD-MMM-(YY)YY where:

DD represents day of month (01, 02, ..., 31);

MMM represents month of year (JAN, FEB, ..., DEC); and

(YY)YY represents year of century ((19)00, (19)01, ..., (20)00).

(The representation for year can be expressed in two or four digits depending on a particular systems requirements.)

CDER Specifications. All systems should attempt to convert to the four digit year (instead of the two-digit year) because of the nearing of the end of the current century.

FDA Approved Date. July 14, 1988.

CDER Approved Date. November 5, 1991.

FDA Revised Date.

CDER Revised Date.

Data Values.

Literal Date is represented by the day, the month, and the year by the Gregorian Calendar. N/A