DISTRICT OF COLUMBIA

Commencement notice (Private): No.

Completion notice (Private): No.

Preliminary lien notice (Private): Not required.

Pre-lien notice (Private): Not required.

Lien claim (Private): 90 days after the earlier of termination or completion of the project.

Deadline to file suit (Private): 180 days after filing lien.

Statutory lien waiver form (Private): No.

https://code.dccouncil.gov/us/dc/council/code/sections/40-301.01.html