Below are documents that provide an overview of PLI construction procedures, guidance on code related topics, and code interpretations.  Please check back regularly for updates.



  • Smoke and Carbon Monoxide Alarms - Outlines requirements for smoke and carbon monoxide alarms in existing dwellings.
  • Accessibility Guidelines - Clarifies the differences between ADA requirements and the accessibility requirements of the UCC, and identifies a recommended accessible improvement sequence for existing buildings.

Code Interpretations:

  • Townhouse and Definition of Attached - Outlines PLI's interpretation of an attached dwelling unit as it relates to townhouse code provisions.
  • Townhouse and Group -  Outlines PLI's interpretation of a group as it relates to the applicability of townhouse code provisions.
  • Buildings Across Lot Lines  - Outlines how the Building Code addresses buildings that cross lot lines.
  • Habitable Attics - Outlines PLI's interpretation of habitable attics.
  • Horizontal Exits - Outlines PLI's interrelation of the applicability of horizontal exits as it relates to required exits from a story.
  • Automatic Fire Detection Compliance – Outlines the difference between smoke alarms and smoke detectors; and required smoke detector coverage under Compliance Alternatives and Performance Compliance methods.
  • Mandatory Safety Scores – Outlines effective date for ICC errata for mandatory scores under Compliance Alternatives.


Permit Forms