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Planning and Sustainability

Innovation. Collaboration. Practical Solutions.

Phone: 503-823-7700

Curbside Hotline: 503-823-7202

1900 SW 4th Ave, Suite 7100, Portland, OR 97201

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Regulatory Improvement Program

  • Regulatory Improvement Code Amendment Project

The Regulatory Improvement Program is charged with developing projects that continually update and improve City building and land use regulations to foster desirable development. Suggestions for improving the City's development codes may be entered into the Regulatory Improvement Requests (RIR) database.

News and Updates

Find out what’s new for all the Regulatory Improvement Program projects

About the Program

About Regulatory Improvement and how to make suggestions to the program

Meetings and Events

Calendar of meetings and events for all Regulatory Improvement Program projects


Regulatory Improvement Code Amendment Package 7 (RICAP 7) is a set of 45 items addressing minor policy, clarification, and corrections to improve City building and land use regulations and procedures

Accessory Structures Project

Addresses the City’s Zoning Code regulations for accessory structures, including garages, sheds, accessory dwelling units, decks, mechanical equipment, and other structures

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Sign up to receive RICAP news, email updates and mailings


RICAP 6 was a project to improve City building and land use regulations. Of the 45 items proposed for the workplan, the project made amendments for 34 of the issues.

Past Projects and Research

Past code and research projects completed under the Regulatory Improvement banner