District of Columbia Apostille
The DC Office of the Secretary (ONCA) issues Apostilles. Note: Vital records must be certified copies issued and signed by a DC government agency; ONCA authenticates them directly.
Select Your Document
Requirements vary significantly by document type. Select your document below to view the specific requirements and start your application.
Business & Legal
Academic & Other
Common Questions
What is the County Clerk requirement?
No county clerk step: ONCA authenticates documents notarized by a DC Notary Public and certified documents issued or signed by a DC government agency.
Can I walk in?
Yes. The ONCA Walk In Service Center at 899 North Capitol Street, NE, Suite 8100 offers same-day service with no appointment, 9 a.m.-1 p.m., Monday-Friday.