United States, including those in national forests, but excluding lands acquired under the Act known as the Appalachian Forest Act, approved March 1, 1911 (Thirty-sixth Statutes, page 961) [16 U. S. Č., secs. 513-519], and those in national parks, and in lands withdrawn or reserved for military or naval uses or purposes, except as hereinafter provided, shall be subject to disposition in the form and manner provided by this Act to citizens of the United States, or to any association of such persons, or to any corporation organized under the laws of the United States, or of any State or Territory thereof, and in the case of coal, oil, oil shale, or gas, to municipalities: Provided, That the United States reserves the right to extract helium from all gas produced from lands permitted, leased, or otherwise granted under the provisions of this Act, under such rules and regulations as shall be prescribed by the Secretary of the Interior: Provided further, That in the extraction of helium from gas produced from such lands, it shall be so extracted as to cause no substantial delay in the delivery of gas produced from the well to the purchaser thereof: And provided further, That citizens of another country, the laws, customs, or regulations of which deny similar or like privileges to citizens or corporations of this country, shall not by stock ownership, stock holding, or stock control own any interest in any lease acquired under the provisions of this act. (Feb. 25, 1920, sec. 1, 41 Stat. 437; Feb. 7, 1927, sec. 5, 44 Stat. 1058; 30 U. S. C., sec. 181.)

1561. Lands disposed of with reservation of deposits of coal, etc.-That the provisions of this Act shall also apply to all deposits of coal, phosphate, sodium, oil, oil shale, or gas in the lands of the United States, which lands may have been or may be disposed of under laws reserving to the United States such deposits, with the right to prospect for, mine, and remove the same, subject to such conditions as are or may hereafter be provided by such laws reserving such depos(Feb. 25, 1920, sec. 34, 41 Stat. 450; 30 U. S. C., sec. 182.)

1562. Cancellation of prospecting permits.-That the Secretary of the Interior shall reserve and may exercise the authority to cancel any prospecting permit upon failure by the permittee to exercise due diligence in the prosecution of the prospecting work in accordance with the terms and conditions stated in the permit, and shall insert in every such permit issued under the provisions of this Act appropriate provisions for its cancellation by him. (Feb. 25, 1920, sec. 26, 41 Stat. 448; 30 U. S. C., sec. 183.)

1563. Limitation on number of leases to one person; combinations or unlawful trusts. That no person, association, or corporation, except as herein provided, shall take or hold coal, phosphate, or sodium leases or permits during the life of such leases or permits in any one State exceeding in aggregate acreage two thousand five hundred and sixty acres for each of said minerals; no person, association, or corporation shall take or hold at one time oil or gas leases or permits exceeding in the aggregate seven thousand six hundred and eighty acres granted hereunder in any one State, and not more than two thousand five hundred and sixty acres within the geologic structure of the same producing oil or gas field; and no person, association, or corporation shall take or hold at one time any interest or interests as a member of an association or associations or as a stockholder of a corporation or corporations holding a lease or leases, permit or per

mits, under the provisions hereof, which, together with the area embraced in any direct holding of a lease or leases, permit or permits, under this Act, or which, together with any other interest or interests as a member of an association or associations or as a stockholder of a corporation or corporations holding a lease or leases, permit or permits, under the provisions hereof for any kind of mineral leases hereunder, exceeds in the aggregate an amount equivalent to the maximum number of acres of the respective kinds of minerals allowed to any one lessee or permittee under this Act. Any interests held in violation of this Act shall be forfeited to the United States by appropriate proceedings instituted by the Attorney General for that purpose in the United States district court for the district in which the property, or some part thereof, is located, except that any ownership or interest forbidden in this Act which may be acquired by descent, will, judgment, or decree may be held for two years and not longer after its acquisition: Provided, That nothing herein contained shall be construed to limit sections 18, 18a, 19, and 22 [30 U. S. C., secs. 227, 228, 251] or to prevent any number of lessees under the provisions of this Act from combining their several interests so far as may be necessary for the purposes of constructing and carrying on the business of a refinery, or of establishing and constructing as a common carrier a pipe line or lines of railroads to be operated and used by them jointly in the transportation of oil from their several wells, or from the wells of other lessees under this Act, or the transportation of coal or to increase the acreage which may be acquired or held under section 17 [30 U. S. C., sec. 226] of this Act: Provided further, That any combination for such purpose or purposes shall be subject to the approval of the Secretary of the Interior on application to him for permission to form the same: And provided further, That for the purpose of more properly conserving the natural resources of any single oil or gas pool or field, permittees and lessees thereof and their representatives may unite with each other or jointly or separately with others in collectively adopting and operating under a cooperative or unit_plan of development or operation of said pool or field, whenever determined and certified by the Secretary of the Interior to be necessary or advisable in the public interest, and the Secretary of the Interior is thereunto authorized in his discretion, with the consent of the holders of leases or permits involved, to establish, alter, change, or revoke drilling, producing, and royalty requirements of such leases or permits, and to make such regulations with reference to such leases and permits with like consent on the part of the lessee or lessees and permittees in connection with the institution and operation of any such cooperative or unit plan as he may deem necessary or proper to secure the proper protection of such public interest: And provided further, That when any permit has been determined to be wholly or in part within the limits of a producing oil or gas field which permit has been included, with the approval of the Secretary of the Interior, in a unit operating agreement or other plan under this Act the Secretary of the Interior may issue a lease for the area of the permit so included in said plan without further proof of discovery: Provided further, That the Secretary of the Interior is hereby authorized, on such conditions as he may prescribe, to approve operating, drilling,

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or development contracts made by one or more permittees or lessees in oil or gas leases or permits, with one or more persons, associations, or corporations, whenever in his discretion and regardless of acreage limitations, provided for in this Act, the conservation of natural products or the public convenience or necessity may require it or the interests of the United States may be best subserved thereby: And provided further, That except as herein provided, if any of the lands or deposits leased under the provisions of this Act shall be subleased, trusteed, possessed, or controlled by any device permanently, temporarily, directly, indirectly, tacitly, or in any manner whatsoever, so that they form a part of or are in anywise controlled by any combination in the form of an unlawful trust, with consent of lessee, or form the subject of any contract or conspiracy in restraint of trade in the mining or selling of coal, phosphate, oil, oil shale, gas, or sodium entered into by the lessee, or any agreement or understanding, written, verbal, or otherwise, to which such lessee shall be a party, of which his or its output is to be or become the subject, to control the price or prices thereof or of any holding of such lands by any individual, partnership, association, corporation, or control in excess of the amounts of lands provided in this Act, the lease thereof shall be forfeited by appropriate court proceedings: And provided further, That nothing in this Act shall be construed as affecting existing leases within the borders of the Naval Petroleum Reserves or agreements concerning operations thereunder or in relation to the same, but the Secretary of the Navy is hereby authorized, with the consent of the President, to enter into agreements such as those provided for herein, which agreements shall not, unless expressed therein, operate to extend the term of any lease affected thereby. (Feb. 25, 1920, sec. 27, 41 Stat. 448; Apr. 30, 1926, 44 Stat. 373; July 3, 1930, sec. 1, 46 Stat. 1007; Mar. 4, 1931, 46 Stat. 1524; 30 U. S. C., sec. 184.)

1564. Rights-of-way for pipe lines.-That rights-of-way through the public lands, including the forest reserves of the United States, may be granted by the Secretary of the Interior for pipe-line purposes for the transportation of oil or natural gas to any applicant possessing the qualifications provided in section 1 of this Act [30 U. S. C., sec. 181], to the extent of the ground occupied by the said pipe line and twenty-five feet on each side of the same under such regulations and conditions as to survey, location, application, and use as may be prescribed by the Secretary of the Interior and upon the express condition that such pipe lines shall be constructed, operated, and maintained as common carriers and shall accept, convey, transport, or purchase without discrimination, oil or natural gas produced from Government lands in the vicinity of the pipe line in such proportionate amounts as the Secretary of the Interior may, after a full hearing with due notice thereof to the interested parties, and a proper finding of facts, determine to be reasonable: Provided, That the Government shall in express terms reserve and shall provide in every lease of oil lands hereunder that the lessee, assignee, or beneficiary, if owner, or operator or owner of a controlling interest in any pipe line or of any company operating the same which may be operated accessible to the oil derived from lands under such lease, shall at reasonable rates and without discrimination accept and convey the oil of the Government or

of any citizen or company not the owner of any pipe line, operating a lease or purchasing gas or oil under the provisions of this Act: Provided further, That no right-of-way shall hereafter be granted over said lands for the transportation of oil or natural gas except under and subject to the provisions, limitations, and conditions of this section. Failure to comply with the provisions of this section or the regulations and conditions prescribed by the Secretary of the Interior shall be ground for forfeiture of the grant by the United States district court for the district in which the property, or some part thereof, is located in an appropriate proceeding. (Feb. 25 1920, sec. 28, 41 Stat. 449; Aug. 21, 1935, Public 2972, 74th Cong.; 30 U. S. C., sec. 185.)

1565. Reservation of easements or rights-of-way for working purposes; right to sell or lease surface. That any permit, lease, occupation, or use permitted under this Act shall reserve to the Secretary of the Interior the right to permit upon such terms as he may determine to be just, for joint or several use, such easements or rights-of-way, including easements in tunnels upon, through, or in the lands leased, occupied, or used as may be necessary or appropriate to the working of the same, or of other lands containing the deposits described in this Act, and the treatment and shipment of the products thereof by or under authority of the Government, its lessees, or permittees, and for other public purposes: Provided, That said Secretary, in his discretion, in making any lease under this Act, may reserve to the United States the right to lease, sell, or otherwise dispose of the surface of the lands embraced within such lease under existing law or laws hereafter enacted, in so far as said surface is not necessary for use of the lessee in extracting and removing the deposits therein: Provided further, That if such reservation is made it shall be so determined before the offering of such lease: And provided further, That the said Secretary, during the life of the lease, is authorized to issue such permits for easements herein provided to be reserved. (Feb. 25, 1920, sec. 29, 41 Stat. 449; 30 U. S. C., sec. 186.)

1566. Ássignment or subletting of leases; relinquishment of rights; conditions as to operation of mines, etc.-That no lease issued under the authority of this Act shall be assigned or sublet, except with the consent of the Secretary of the Interior. The lessee may, in the discretion of the Secretary of the Interior, be permitted at any time to make written relinquishment of all rights under such a lease, and upon acceptance thereof be thereby relieved of all future obligations under said lease, and may with like consent surrender any legal subdivision of the area included within the lease. Each lease shall contain provisions for the purpose of insuring the exercise of reasonable diligence, skill, and care in the operation of said property; a provision that such rules for the safety and welfare of the miners and for the prevention of undue waste as may be prescribed by said Secretary shall be observed, including a restriction of the workday to not exceeding eight hours in any one day for underground workers except in cases of emergency; provisions prohibiting the employment of any boy under the age of sixteen or the employment of any girl or woman, without regard to age, in any mine below the surface; provisions securing the workmen complete freedom of purchase; provision requiring the payment of wages at least twice a

month in lawful money of the United States, and providing proper rules and regulations to insure the fair and just weighing or measurement of the coal mined by each miner, and such other provisions as he may deem necessary to insure the sale of the production of such leased lands to the United States and to the public at reasonable prices, for the protection of the interests of the United States, for the prevention of monopoly, and for the safeguarding of the public welfare: Provided, That none of such provisions shall be in conflict with the laws of the State in which the leased property is situated. (Feb. 25, 1920, sec. 30, 41 Stat. 449; 30 U. S. C., sec. 187.) 1567. Forfeiture or cancellation of leases.-That any lease issued under the provisions of this Act may be forfeited and canceled by an appropriate proceeding in the United States district court for the district in which the property, or some part thereof, is located whenever the lessee fails to comply with any of the provisions of this Act, of the lease, or of the general regulations promulgated under this Act and in force at the date of the lease; and the lease may provide for resort to appropriate methods for the settlement of disputes or for remedies for breach of specified conditions thereof. (Feb. 25, 1920, sec. 31, 41 Stat. 450; 30 U. S. C., sec. 188.)

1568. Rules and regulations; rights of States not affected.-That the Secretary of the Interior is authorized to prescribe necessary and proper rules and regulations and to do any and all things necessary to carry out and accomplish the purposes of this Act, also to fix and determine the boundary lines of any structure, or oil or gas field, for the purposes of this Act: Provided, That nothing in this Act shall be construed or held to affect the rights of the States or other local authority to exercise any rights which they may have, including the right to levy and collect taxes upon improvements, output of mines, or other rights, property, or assets of any lessee of the United States. (Feb. 25, 1920, sec. 32, 41 Stat. 450; 30 Ŭ. S. C., sec. 189.)

1569. Oaths required, when.-That all statements, representations, or reports required by the Secretary of the Interior under this Act shall be upon oath, unless otherwise specified by him, and in such form and upon such blanks as the Secretary of the Interior may require. (Feb. 25, 1920, sec. 33, 41 Stat. 450; 30 U. S. C., sec. 190.) 1570. Disposition of moneys received. That 10 per centum of all money received from sales, bonuses, royalties, and rentals under the provisions of this Act, excepting those from Alaska, shall be paid into the Treasury of the United States and credited to miscellaneous receipts; for past production 70 per centum, and for future production 5212 per centum of the amounts derived from such bonuses, royalties, and rentals shall be paid into, reserved, and appropriated as a part of the reclamation fund created by the Act of Congress, known as the Reclamation Act, approved June 17, 1902 [43 U. S. C., secs. 372, 373, 381, 383, 391, 392, 411, 416, 419, 421, 431, 432, 434, 439, 461, 491, 498], and for past production 20 per centum, and for future production 371⁄2 per centum of the amounts derived from such bonuses, royalties, and rentals shall be paid by the Secretary of the Treasury after the expiration of each fiscal year to the State within the boundaries of which the leased lands or deposits are or were located, said moneys to be used by such State or subdivisions