D.C. Code § 37-131.06a: Vending licenses and permits and criminal background checks.

No applicant for a basic business license, a vending site permit, or any other licenses or permits required to vend from a sidewalk, roadway, or other public place pursuant to § 37-131.02 shall be required, in connection with said application, to undergo a criminal background check or provide a certified copy of a criminal history report to any agency prior to or after receiving said licenses or permits.