13. Concessioners. — All persons, firms, or corporations holding concessions in the park must keep the grounds used by them properly policed and maintain the premises in a sanitary condition to the satisfaction of the supervisor. No lessee or licensee shall retain in his employment a person whose presence in the park may be deemed by the supervisor subversive of good order and management of the park.
14. Employees of concessioners. — Transportation, camp, and hotel concessioners will require each of their employees to wear a metal badge with a number thereon, the name and the number corresponding therewith being registered in the supervisor’s office. These badges must be worn in plain sight on the hat or cap. Concessioners must also report the fact of discharge of employees; if for cause, such cause must be stated.
15. Dead animals. — All domestic animals that may die on the Government lands in the park at any tourist camp, or along any of the public thoroughfares, must be immediately removed to a point not nearer than one-fourth mile from such camp or thoroughfare, and there be buried at least 2 feet beneath the ground by the owner or person having charge of such animal.
16. Miscellaneous — Travel. — (a) Freight, baggage, and heavy camping outfits on sidehill grades throughout the park must take the outer side of the road while being passed by passenger vehicles in either direction.
(b) Wagons used in hauling heavy freight over the park roads must have tires not less than 4 inches in width.
(c) All vehicles must be equipped with lights for night travel. At least one light must be carried by horse-drawn vehicles, and it must be carried on the left front side of the vehicles in a position such as to be visible from both front and rear.
17. Miscellaneous — General. — (a) Campers and others must not wash clothing or cooking utensils in or in any other way pollute the waters of the rivers and creeks of the park, or bathe in any of the streams near the regularly traveled thoroughfares in the park without suitable bathing clothes.
(b) Stock must not be tied so as to permit their entering any of the streams of the park. All animals should be kept a sufficient distance from camping grounds not to litter the ground and make unfit for use the area which may be used later as tent sites.
(c) Campers and all others, save those holding licenses from the Secretary of the Interior, are prohibited from hiring their horses, trappings, or vehicles to tourists or visitors in the park. No pack trains will be allowed in the park unless in charge of a duly registered guide.
(d) All complaints by tourists and others as to service, etc., rendered in the park should be made to the supervisor, in writing, before the complainant leaves the park. Oral complaints will be beard daily during office hours.
18. Dogs and cats. — Cats are not permitted in the park, and dogs only to those persons passing through the park to the territory beyond, in which instances they must be kept tied while crossing the park. This rule does not apply to trained dogs used by Government employees in extermination of predatory wild animals.
19. Fines and penalties. — The supervisor is hereby authorized and directed to remove from the park all trespassers and all persons who render themselves obnoxious by disorderly conduct or bad behavior and to enforce these rules and regulations and the provisions of the acts of Congress in the premises, violation of which is punishable by summary ejection from the park or by a fine of not to exceed $500 or imprisonment not to exceed six months or by any combination of these penalties. Persons ejected from the park will not be permitted to return without permission in writing from the Secretary of the Interior or the supervisor of the park.