§291. Admission of guide dogs accompanied by blind masters
Seeing-eye dogs or other guide dogs, especially trained and educated for that purpose, accompanied by their blind masters, shall be admitted to any building or other property owned or controlled by the United States, upon the same terms and conditions, and subject to the same regulations as generally govern the admission of the public to such property: Provided, That such dogs shall not be permitted to run free or roam in or on such property, and shall be in guiding harness or on leash and under the control of their blind masters at all times while in or on such property. The head of each department or other agency of the United States may make such rules and regulations as he deems necessary in the public interest to carry out the provisions of this section in its application to any such building or other property subject to his jurisdiction.