PRINCIPAL LAWS RELATING TO NATIONAL FORESTS 7 
to stock, for the prevention and extinguishment of forest fires, and 
for the protection of fish and game, and, with respect to national 
forests, shall aid the other Federal bureaus and departments, on 
request from them, in the performance of the duties imposed on them 
by law. 
Administering oaths. 
Sec. 9a, Lite 5. U-oS. €: 
Any officer or clerk of any of the departments lawfully detailed 
to investigate frauds on, or attempts to defraud, the Government, 
or any irregularity or misconduct of any officer or agent of the 
United States, and any officer of the Army, Navy, Marine Corps or 
Coast Guard, detailed to conduct an investigation, and the recorder, 
and if there be none the presiding officer, of any military, naval, or 
Coast Guard board appointed for such purpose, shall have authority 
to administer an oath to any witness attending to testify or depose 
in the course of such investigation. 
Act January 31, 1925 (438 Stat. 803) ; Sec. 521, Title 5, U. S. C. 
Such officers, agents, or employees of the Department of Agricul- 
ture of the United States as are designated by the Secretary of Agri- 
culture for the purpose are authorized and empowered to administer 
to or take from any person an oath, affirmation, or affidavit when- 
ever such oath, affirmation, or affidavit is for use in any prosecution 
or proceeding under or in the enforcement of any law committed 
to or which may be committed to the Secretary of Agriculture or 
the Department of Agriculture or any bureau or subdivision thereof 
for administration. Any such oath, affirmation, or affidavit admin- 
istered or taken by or before such officer, agent, or employee when 
certified under his hand and authenticated by the seal of the Depart- 
ment of Agriculture may be offered or used in any court of the 
United States and shall have like force and effect as if administered 
or taken before a clerk of such court without further proof of the 
identity or authority of such officer, agent, or employee. 
Personnel. 
Act February 1, 1905 (33 Stat. 628); Sec. 554, Title 16, U. S. C. 
That forest supervisors and rangers shall be selected, when prac- 
ticable, from qualified citizens of the States or Territories in which 
the said reserves, respectively, are situated. 
OCCUPANCY AND USE 
Rules and regulations. 
Act June 4, 1897 (80 Stat. 35) ; Sec. 551, Title 16, U. S. C. 
He [Secretary of Agriculture] may make such rules and regula- 
tions and establish such service as will insure the objects of such 
reservations, namely, to regulate their occupancy and use and to 
preserve the forests thereon from destruction; and any violation of 
the provisions of this act or such rules and regulations shall be pun- 
ished as is provided for in the Act of June four, Eighteen hundred 
