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The latest general information on the Coronavirus (COVID-19) is available on For PHMSA contact information during the COVID-19 health emergency, please visit our page.

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General Approvals Overview

How to Request an Approval document cover page

Please click here for General CA applications in process data.

How to Request an Approval

This brochure describes the requirements for requesting approval as specified in 49 CFR Part 107 Subpart H prior to performing certain functions under the Hazardous Materials Regulations.

Last updated: Tuesday, January 28, 2020