![[Header] PHMSA - U.S. Department of Transportation - Pipeline and Hazardous materials Safety Adminis](https://webarchive.library.unt.edu/web/20161101001603im_/http://www.phmsa.dot.gov/staticfiles/PHMSA/SiteHeaders/Images/PHMSASiteHeader.gif)
Approvals Search Tools
The approvals search tool is a powerful and effective method to determine the current status of a submission, existing approval, pending approval, terminated approval or expired approval.
If you need information concerning application status that is not available in this search, please contact: approvals@dot.gov or call 202/366-3987.