Regulations last checked for updates: Dec 08, 2025
Title 6 - Domestic Security last revised: Nov 05, 2025
§ 139.20 - Admissions and inspections related to Federal property.
When a Facility Security Committee (FSC) or the highest-ranking official of the sole Federal agency occupant or designee requires inspections at a Federal facility, then no person required to be screened may enter a secure area without submitting to the screening and inspection of that person and all accessible personal property or vehicles. Security personnel shall conduct inspections and screening as follows:
(a) Security personnel shall inspect any person, article of personal property, or vehicle, when entering in or present on Federal property, for firearms, explosives, dangerous weapons, and the component parts thereof.
(b) Once a person, article of personal property, or vehicle enters a secure area, the inspection process will not terminate until completed by security personnel.
(c) Security personnel may deny admission, remove, or take other appropriate law enforcement action with respect to any person, article of personal property, or vehicle that fails to comply with security procedures, delays or impairs the inspection process, or presents a threat to either security personnel or other persons in or on Federal property.
§ 139.25 - Preservation of Federal property.
All persons are prohibited from the following conduct affecting Federal property:
(a) Littering;
(b) Damaging or otherwise changing the appearance of Federal property in any way except through authorized normal and customary use;
(c) Removing Federal property without proper authority;
(d) Creating any hazard or threat of hazard on Federal property to persons or things;
(e) Throwing articles of any kind from or at Federal property;
(f) Climbing on any statue, fountain, or part of a Federal facility, or any tree, shrub, or plant on Federal property; and
(g) Using, operating, parking, locking, or storing any vehicle or personal transportation device on Federal property, except as either required by individuals with mobility impairments, or otherwise specifically allowed in designated areas.
§ 139.30 - Conformance with signs and directions.
Any person on Federal property must at all times comply with official signs of a prohibitory, regulatory, or directive nature and with the lawful direction of security personnel.
§ 139.35 - Prohibited conduct.
All persons are prohibited from engaging in the following conduct, on Federal property or in areas outside Federal property, that affects, threatens, or endangers Federal property or persons on the Federal property—
(a) Disorderly conduct, which includes, but is not limited to, assaulting, fighting, harassing, intimidating, threatening or other violent behavior, lewd acts, or the inappropriate disposal of feces, urine, and other bodily fluids.
(b) Wearing a mask, hood, disguise, or device that conceals the identity of the wearer when attempting to avoid detection or identification while violating any Federal, state, or local law, ordinance, or regulation.
(c) Creating a loud or unusual noise, noxious odor, or other nuisance.
(d) Obstructing the usual use, enjoyment, or access to Federal property, including but not limited to use of entrances, exits, exterior areas, plazas, courtyards, foyers, lobbies, corridors, offices, elevators, escalators, stairways, parking areas, garages, loading docks, and areas on Federal property designated as closed during an emergency.
(e) Impeding or disrupting the security inspection process administered by security personnel, the performance of official duties by Federal employees, or the ability of the general public to obtain services provided by the Federal Government.
(f) Threatening by any means, including but not limited to by mail, facsimile, telephone, or electronic communications, to commit any crime of violence.
(g) Bathing, wading, or swimming in or polluting any water area, except where authorized by the Federal agency responsible for the property.
(h) Camping, except in designated areas and as expressly authorized by the Facility Security Committee, Designated Official, or Federal agency responsible for the property.
(i) Trespassing, entering, or remaining in or upon areas of Federal property closed to the public.
(j) Consuming a tobacco product in all interior space owned, rented, or leased by the Federal Government, as well as all courtyards, terraces, and plazas within 25 feet of doorways and air intake ducts under the custody, control, or jurisdiction of the Federal Government.
(k) Causing an unmanned aircraft or system to take off or land on Federal property without express permission from the Facility Security Committee, Designated Official, or Federal agency responsible for the property.
(l) Using an unmanned aircraft or system to cause interference, damage, destruction, harm, or a hazard to Federal property or persons on the property.
(m) Tampering with, accessing, damaging, or interfering with the operation of a computer, digital network, industrial control system or Supervisory Control and Data Acquisition (SCADA) system without proper authorization.
(n) No person, except authorized security personnel or sworn law enforcement officers, may wear, display, present, or possess any indicia of law enforcement or security authority, to include any badge, insignia, emblem, identification card, uniform or part of a uniform, or any imitation thereof.
§ 139.40 - Gambling.
(a) General rule. Any person on Federal property is prohibited from—
(1) Participating in games for money or other personal property;
(2) Operating gambling devices;
(3) Conducting a lottery or pool; or
(4) Selling or purchasing gambling tickets.
(b) Exceptions. This section is not intended to prohibit:
(1) Vending or exchange of chances by licensed blind operators of vending facilities for any lottery set forth in a State law and authorized by section 2(a)(5) of the Randolph-Sheppard Act (20 U.S.C. 107 et seq.); and
(2) Prize drawings for personal property at otherwise permitted functions on Federal property, provided that the game or drawing does not constitute gambling per se.
§ 139.45 - Narcotics, other drugs, and drug paraphernalia.
(a) Narcotics and other drugs. Except when a patient uses a narcotic or drug as prescribed by a licensed health care provider in accordance with Federal law, any person on Federal property is prohibited from being under the influence of, using, possessing, or operating a vehicle while under the influence of any controlled substance as defined in 21 U.S.C. 802,812,841.
(b) Drug paraphernalia. Any person on Federal property is prohibited from possessing drug paraphernalia as defined in 21 U.S.C. 863.
§ 139.50 - Alcoholic beverages.
(a) General rule. Any person on Federal property is prohibited from either consuming, or otherwise being under the influence of alcoholic beverages, possessing an open container of alcohol, or operating a vehicle while under the influence of alcohol.
(b) Exception. The head of the occupant agency for the designee in the space where the alcohol is to be served may grant a written exemption to the prohibition against the consumption of alcoholic beverages on Federal property. A copy of any granted exemption must be provided to the building manager and the officials responsible for the security of the property before the event at which alcohol will be consumed is held.
§ 139.55 - Soliciting, vending, and debt collection.
(a) General rule. Soliciting, begging, or demanding gifts, money, goods, or services on Federal property is prohibited, unless otherwise provided in paragraph (b) of this section. Any person on Federal property is specifically prohibited from:
(1) Soliciting on behalf of:
(i) Charitable organizations.
(ii) Political campaigns.
(iii) Commercial enterprises.
(2) Vending merchandise of any kind.
(3) Displaying or distributing commercial advertising.
(4) Collecting private debts, including repossession of vehicles.
(b) Exceptions. The following activities are allowed:
(1) Soliciting on behalf of charitable organizations as authorized by 5 CFR part 950 and sponsored or approved by the occupant agency.
(2) Posting concessions or personal notices by employees on authorized bulletin boards.
(3) Lessee, or its agents and employees, with respect to space leased for commercial, cultural, educational, or recreational use under 40 U.S.C. 581(h). Public areas of General Services Administration (GSA)-controlled property may be used for other activities in accordance with 41 CFR part 102-74, subpart D.
(4) Collection of non-monetary items that are sponsored or approved by the Federal occupant agencies.
(5) Commercial activities sponsored by recognized Federal employee associations and on-site childcare centers.
§ 139.60 - Posting and distributing materials.
(a) General rule. Any person on Federal property is prohibited from the following activities:
(1) Posting or affixing materials, such as pamphlets, handbills, or flyers on Federal property, including vehicles, bulletin boards, and other equipment.
(2) Distributing materials, such as pamphlets, handbills or flyers, or free samples, including samples of tobacco products.
(b) Exceptions. (1) The posting or distribution of materials is allowed when conducted as part of an authorized Federal activity.
(2) An individual may distribute materials in public areas on Federal property, provided the person first obtains a permit from the building manager, as specified in 41 CFR 102-74, subpart D, and the person does not leave behind any of the materials.
§ 139.65 - Photography and recording.
(a) General. Any person on Federal property may not photograph or create video, image, or audio recordings of Federal facilities and grounds in a manner that either impedes or disrupts access to or operations on Federal property, or is prohibited by a security regulation, rule, order, or directive. Photography and recording on Federal property are allowed as provided paragraph (b) of this section.
(b) Exceptions. The following activities are allowed:
(1) Any person, including persons affiliated with the media and commercial entities, may photograph or record video, images, and audio of publicly accessible exterior areas of Federal facilities and grounds from public areas, including public streets, sidewalks, parks, and plazas, when not impeding or disrupting access to or operations on the Federal property.
(2) Any person, including persons affiliated with the media and commercial entities, may photograph or record video, images, and audio of publicly accessible interior areas of Federal facilities and grounds from public areas, including public entrances, lobbies, foyers, corridors, or auditoriums, when not impeding or disrupting access to or operations on the Federal property.
(3) Any person, including persons affiliated with the media and commercial entities, may only photograph or record video, images, and audio of interior areas occupied by a Federal tenant with the express permission of the occupying tenant. Persons must obtain written permission in advance from the occupying tenant when photographing or recording tenant-occupied space for a commercial purpose.
§ 139.70 - Vehicle operation and removal.
(a) Safe operation. All vehicle operators on Federal property must:
(1) Drive/operate in a careful and safe manner at all times;
(2) Possess a valid driver's/operator's license;
(3) Comply with the lawful signals and directions of security personnel; and
(4) Comply with traffic and safety signals and posted signs.
(b) Prohibited operations. All vehicle operators on Federal property or in areas outside Federal property that affect, threaten, or endanger Federal property or persons on the property, are prohibited from:
(1) Blocking entrances, driveways, walks, loading platforms, fire hydrants, docking areas, or other passageways; and
(2) Parking on or adjacent to Federal property in unauthorized locations, or contrary to the direction of posted signs consistent with 41 CFR 102-74.265 through 102-74.310.
(c) Responsibility. Registered vehicle owners will be responsible for violations of this section when the vehicle operator is not present.
(d) Enforcement. Security personnel may stop any vehicle that is observed operating on Federal property in violation of this section.
(e) Removal and seizure. Any vehicle used in violation of this section may be seized, removed, immobilized, towed, stored, marked with warning tags or notices, and booted in addition to any law enforcement actions or citations. All expenses incurred because of any seizure, removal, immobilization, towing, storage, marking, booting, or other law enforcement actions will be the responsibility of the owner, driver, operator, or other person using or operating the vehicle that is in violation of this section.
§ 139.75 - Firearms, dangerous weapons, and explosives.
(a) Any person on Federal property is prohibited from knowingly carrying or otherwise possessing a firearm or other dangerous weapon, as defined by 18 U.S.C. 921 and 930, whether carried or otherwise possessed either openly or concealed, unless authorized by 18 U.S.C. 930(d).
(b) Any person on Federal property is prohibited from knowingly carrying or otherwise possessing explosives, as defined by 18 U.S.C. 841,or,whether,except,Designated,FPS,or.
§ 139.80 - Animals.
(a) General rule. All persons are prohibited from bringing animals in or on Federal property for other than official purposes.
(b) Exception. Persons with disabilities, as defined under the Americans with Disabilities Act of 1990, may, consistent with 28 CFR 35.136, bring a service animal or miniature horse that is trained to do work or perform tasks for the benefit of that individual. The work or tasks performed by a service animal must be directly related to the individual's disability. Examples of work or tasks include, but are not limited to, assisting individuals who are blind or have low vision with navigation and other tasks, alerting individuals who are deaf or hard of hearing to the presence of people or sounds, providing non-violent protection or rescue work, pulling a wheelchair, assisting an individual during a seizure, alerting individuals to the presence of allergens, retrieving items such as medicine or the telephone, providing physical support and assistance with balance and stability to individuals with mobility disabilities, and helping persons with psychiatric and neurological disabilities by preventing or interrupting impulsive or destructive behaviors. The crime deterrent effects of an animal's presence and the provision of emotional support, well-being, comfort, or companionship do not constitute work or tasks for purposes of the exception in this paragraph (b). Persons with disabilities may be required to state whether the animal is a service animal required because of a disability.
§ 139.85 - Penalties.
A person who violates any provision of this subpart may be punished by a fine under title 18, United States Code, imprisoned for not more than 30 days, or both.
source: 90 FR 24218, June 9, 2025, unless otherwise noted.
cite as: 6 CFR 139.20