City of Philadelphia

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L&I permit inspection checklists

This page contains checklists that the Department of Licenses and Inspections (L&I) staff use during permit inspections to evaluate compliance with approved permits and plans.

Name Description Released Format
Backflow prevention assembly inspection checklist PDF Permit Inspection checklist for backflow prevention assembly installations. October 24, 2023
Plumbing permit – Water dIstribution construction requirements checklist PDF Plumbing permit - Water distribution construction requirements checklist May 20, 2025

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