Due to the sunsetting of the General Services Administration (GSA) Access Certificates for Electronic Services (ACES) Program, digital certificates used to sign documents submitted to The Department of Transportation must be acquired from a Public Key Infrastructure (PKI) approved provider on the Business Identity and Credentials section of the GSA IDManagement.gov Trust Services List. Currently approved certificate authorities are:


Digicert

Entrust

Exostar

IdenTrust

NextgenID

WidePoint


The following providers will not be accepted after July 31, 2020:


GlobalSign

Cybertrust/Verizon


Documents signed by the Federal Government (FHWA, Army Corps of Engineers, etc.) must utilize digital certificates from an approved provider on the Government Identity and Credentials section of the GSA IDManagement.gov Trust Services List, including DigiCert Federal Shared Service Provider (formerly Symantec) and Verizon/Cybertrust Federal Shared Service Provider.

Effective: February 4, 2019