ZDC Qualifications Table
Rating	Exam	OTS - Endorsement	Non Major GND	Major GND	Non Major TWR	Major TWR	Non Major APP	Major APP	CTR
S1	ZDC Basic
S1	Potomac Ground
S1	Potomac Ground	Class B Ground
S2	Potomac Tower
S2	Potomac Tower	Class B Tower
S3	ZDC Departure ZDC Approach							*
S3	ZDC Departure ZDC Approach	Any - IAD/DCA/BWI App/Dep						*
C1	ZDC Center	All - IAD/DCA/BWI App/Dep
C1	ZDC Center	ZDC Center
* Only for specific areas for which endorsement or solo authorization is held, as applicable
Ratings Alone
Rating	Exam	OTS - Endorsement	Non Major GND	Major GND	Non Major TWR	Major TWR	Non Major APP	Major APP	CTR
S1	ZDC Basic
S2	VATUSA S2	S2
S3	VATUSA S3	S3
C1	VATUSA C1	C1
							Full endorsement for facility
							Solo authorization for facility
							Not Authorized

NOTE: All controllers must pass the ZDC Basic exam