Pennsylvania • Mechanics Lien Deadlines
Pennsylvania Mechanics Lien Deadline Calculator
Learn the exact preliminary notice and lien filing deadlines in Pennsylvania. Then jump into the LienDeadline calculator to see your real project dates in 0.3 seconds.
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Pennsylvania Lien Deadline Overview
Preliminary Notice Deadline
Must serve notice at least 30 days before filing lien
Mechanics Lien Filing Deadline
6 months after last furnishing labor or materials
Typical Projects
Building material suppliers, lumber yards, concrete and rebar suppliers working on private construction projects in Pennsylvania.
This page is a simplified summary for material suppliers and does not replace advice from a construction attorney.
How lien deadlines work in Pennsylvania
In Pennsylvania, material suppliers must follow specific deadlines to protect their lien rights. The preliminary notice deadline is must serve notice at least 30 days before filing lien. The mechanics lien filing deadline is 6 months after last furnishing labor or materials. Missing either deadline results in complete loss of lien rights for that project.
Preliminary notice rules
- Must serve Notice of Intent at least 30 days BEFORE filing lien
- Must serve notice at least 30 days before filing lien
- Notice of Intent to Lien required for material suppliers
Mechanics lien filing rules
- Must serve Notice of Intent at least 30 days BEFORE filing lien
- Lien must be filed within 6 months of last work
- 6 months after last furnishing labor or materials
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Frequently asked questions
What is the mechanics lien deadline in Pennsylvania?
6 months after last furnishing labor or materials
Does Pennsylvania require a preliminary notice?
Must serve notice at least 30 days before filing lien
What happens if I miss the deadline?
You lose your legal right to file a lien for that project, even if you're still owed money. That's why many suppliers use automated deadline tools instead of spreadsheets.