Reference Source

Pennsylvania

For Pennsylvania, public project retainage cap (%) is no statutory percentage cap; private project retainage cap (%) is no statutory percentage cap; release deadline is 30 days after final acceptance of the work; escrow required is no; milestone reduction is contractor or subcontractor may post a maintenance bond for 120% of retainage upon reaching substantial completion to facilitate release, recorded from its source on 2026-08-17.

State
Pennsylvania
Public project retainage cap (%)
no statutory percentage cap
Private project retainage cap (%)
no statutory percentage cap
Release deadline
30 days after final acceptance of the work verified
Escrow required
no
Milestone reduction
contractor or subcontractor may post a maintenance bond for 120% of retainage upon reaching substantial completion to facilitate release
Statutory citation
73 P.S. § 509 (Contractor and Subcontractor Payment Act, Section 9) our reading
Sourcelegis.state.pa.us
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DatasetConstruction retainage limits by US state — maximum withholding percentages, release deadlines, escrow requirements, and public vs private distinctions with statutory citations

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

If payments under a construction contract are subject to retainage, any amounts which have been retained during the performance of the contract and which are due to be released to the contractor upon final completion shall be paid within 30 days after final acceptance of the work.

legis.state.pa.us, retrieved 2026-08-17

Source

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