• Skip to main content
  • Skip to footer

Smart Surfaces Policy Tracker

  • Search
  • Glossary
  • Best Practices
  • About
  • Help Desk

Portland, Maine Green Roof Regulations

This Portland, Maine ordinance establishes that, in some zones, green roofs count toward open space requirements.

Link:

  • Portland Code of Ordinances Section 7.23

Policy Details:

Locale: Portland, Maine [Northeast]
Climate zone: Zone 6A: Cold Humid
Jurisdiction: Municipality [50-150K]
Smart Surface(s): Green Roofs
Policy Type(s): City Code

Citation:

Portland Code of Ordinances Section 7.23

Footer

National League of Cities logo
American Public Health Association logo
SSC logo
Sabin Center logo

Copyright © 2026 ยท Sabin Center for Climate Change Law