28 CFR 25.11: Prohibited activities and penalties.
(a) State or local agencies, FFLs, or individuals violating this subpart A shall be subject to a fine not to exceed $10,000 and subject to cancellation of NICS inquiry privileges.
(b) Misuse or unauthorized access includes, but is not limited to, the following:
(1) State or local agencies', FFLs', or individuals' purposefully furnishing incorrect information to the system to obtain a “Proceed” response, thereby allowing a firearm transfer;
(2) State or local agencies', FFLs', or individuals' purposefully using the system to perform a check for unauthorized purposes; and
(3) Any unauthorized person's accessing the NICS.