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New Hampshire Mechanics Lien & Preliminary Notice Deadline Calculator

Calculate exact statutory cutoff dates for commercial subcontractors in New Hampshire (NH) under Notice of Intent to Claim Lien (RSA 447:5) and export calendar reminder alerts.

New Hampshire (NH) Mechanics Lien Deadline Calculator

Statute Reference: Notice of Intent to Claim Lien (RSA 447:5)

120-Day Filing Window
New Hampshire Preliminary Notice Deadline
Not Statutorily Mandated

Subcontractors must notify owner in writing to capture unpaid retainage.

New Hampshire Final Mechanics Lien Cutoff
Enter Last Work Date

Calculated 120 calendar days from your last day furnishing labor or materials.

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Does New Hampshire require a preliminary notice before filing a mechanics lien?

New Hampshire does not mandate a universal early preliminary notice at the start of work, though formal notice prior to filing may still apply. Subcontractors must notify owner in writing to capture unpaid retainage.

Read Step-by-Step New Hampshire Preliminary Notice Guide →

How many days do you have to file a mechanics lien in New Hampshire?

Under Notice of Intent to Claim Lien (RSA 447:5), a New Hampshire mechanics lien must generally be filed within 120 days from the last day labor or materials were furnished to the project.

Generate a New Hampshire Notice of Intent to Lien Letter →
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Mechanics Lien Deadlines by State (All 50 States + D.C.)