15 C.F.R. § 265.16 Parking.
Title 15 - Commerce and Foreign Trade
No person, unless otherwise authorized by a posted traffic sign or directed by a uniformed guard, shall stand or park a motor vehicle: (a) On a sidewalk; (b) Within an intersection or within a crosswalk; (c) Within 15 feet of a fire hydrant, 5 feet of a driveway or 30 feet of a stop sign or traffic control device; (d) At any place which would result in the vehicle being double parked; (e) At curbs painted yellow; (f) In a direction facing on-coming traffic; (g) In a manner which would obstruct traffic; (h) In a parking space marked as not intended for his use; (i) Where directed not to do so by a uniformed guard; (j) Except in an area specifically designated for parking or standing; (k) Except within a single space marked for such purposes, when parking or standing in an area with marked spaces; (l) At any place in violation of any posted sign; or (m) In excess of 24 hours, unless permission has been granted by the Physical Security office.
Title 15: Commerce and Foreign Trade
PART 265—REGULATIONS GOVERNING TRAFFIC AND CONDUCT ON THE GROUNDS OF THE NATIONAL INSTITUTE OF STANDARDS & TECHNOLOGY, GAITHERSBURG, MARYLAND, AND BOULDER AND FORT COLLINS, COLORADO
Subpart B—Traffic and Vehicular Regulations
§ 265.16 Parking.