Federal Service Computation Date Calculator

Note: This tool provides estimates only. Actual SCDs must be verified by your HR office.

Core Service Information

Federal Entry on Duty (EOD):

Found in Block 5 of your first SF-50. This is your initial federal hire date.

Include all military service periods, even if you haven't paid the buyback. For combat zone time, check both "Buyback Paid" and "Combat Zone".

🔍 Source: DD-214(s) or retirement points statements (NGB 23/NGB 22)

Only include LWOP periods that exceeded 6 months in a single calendar year.

🔍 Source: SF-50s (Block 30) or agency personnel files

Breaks in Service:

Total days between federal jobs (excludes military service)

Performance Rating:

0-4 scale (4 = highest) from most recent performance review (for RIF calculations)