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District of Columbia Mechanics Lien & Preliminary Notice Deadline Calculator

Calculate exact statutory cutoff dates for commercial subcontractors in District of Columbia (DC) under Notice of Mechanics Lien (D.C. Code § 40-301.02) and export calendar reminder alerts.

District of Columbia (DC) Mechanics Lien Deadline Calculator

Statute Reference: Notice of Mechanics Lien (D.C. Code § 40-301.02)

90-Day Filing Window
District of Columbia Preliminary Notice Deadline
Not Statutorily Mandated

Must file and serve on owner within 90 days of project completion.

District of Columbia Final Mechanics Lien Cutoff
Enter Last Work Date

Calculated 90 calendar days from overall project completion.

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Does District of Columbia require a preliminary notice before filing a mechanics lien?

District of Columbia does not mandate a universal early preliminary notice at the start of work, though formal notice prior to filing may still apply. Must file and serve on owner within 90 days of project completion.

Read Step-by-Step District of Columbia Preliminary Notice Guide →

How many days do you have to file a mechanics lien in District of Columbia?

Under Notice of Mechanics Lien (D.C. Code § 40-301.02), a District of Columbia mechanics lien must generally be filed within 90 days from project completion.

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