Who can file a mechanics lien in Pennsylvania?

Last reviewed July 5, 2026

In Pennsylvania, contractors, subcontractors, suppliers, and laborers who haven't been paid for their work or materials can file a mechanics lien. The lien must be filed within six months of the last date of work or supply.

Key points

  • Contractors can file for unpaid work.
  • Subcontractors and suppliers have lien rights.
  • Laborers can file if they haven't been paid.
  • Liens must be filed within six months.

To file a mechanics lien in Pennsylvania, the claimant needs to serve a notice to the property owner and file the lien with the county prothonotary. Tracking these deadlines is important. For specific requirements, check Pennsylvania's mechanics lien statute.

How Alloovium helps

Alloovium helps by tracking deadlines and obligations related to mechanics liens, making sure you stay compliant with Pennsylvania's regulations.

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Related questions

General information for US construction professionals — not legal advice. Lien deadlines, retainage caps and notice rules vary by state; verify with the state statute or a construction attorney.