The Philadelphia Historical Commission’s rules and regulations guide its work. They’re informed by a part of the City’s code called the historic preservation ordinance. Together, these documents:

• Define terms used by the commission.
• Outline its powers and duties.
• Explain how it conducts its public meetings.
• Describe how it designates historic resources.
• Explain how it reviews building permit applications.
• Explain how it reviews cases of financial hardship.