Preserving our nation's historic buildings

Technical Preservation Services develops historic preservation standards and guidance on preserving and rehabilitating historic buildings, administers the Federal Historic Preservation Tax Incentives program for rehabilitating historic buildings, and sets the Secretary of the Interior's Standards for the Treatment of Historic Properties.

New Technical Preservation Services Websites Announced (October 25, 2022)

Banner photo: The Bottleworks, Indianapolis, Indiana, Susan Fleck; Courtesy RATIO Design and Hendricks Commericial Properties

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Contact Us

Contact the TPS office and staff

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Keep in touch with TPS

Subscribe to news and updates from TPS

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Latest News

Get the latest TPS news and check the status of TPS operations

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Historic Preservation Tax Incentives

Find program guidance, download the Historic Preservation Certification Application, and more

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Secretary of the Interior's Standards

Explore the Secretary of the Interior's Standards and Guidelines

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TPS Publications

Read the Preservation Briefs and more

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Historic Surplus Property Program

See how state and local governments can reuse Federal historic properties

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Sustainability

Learn why “the greenest building is the one that’s already built”

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Preservation by Topic Index

Index to Technical Preservation Services guidance and information