(ce) 
176 
16 
expenditures in the following amounts per block until com- 
mercial recovery from such block is first mitiated: 
Year: Amount per year 
St eR AC RA PRETEEN 7 AREA "$100, 000 
Pith ected. 5 aS ae il fat Seb a ee 200, 000 
G22. ae as Wane, DUNPEMsen! - aN Oe CANOE ee 500, 000 
PUIG oe ok el ten ie Green Ok aa 1, 000, 000 
The minimum annual expenditures required under this section 
shall consist of expenditures for operations, facilities, and 
equipment as required or utilized for the evaluation of the 
block for which the development license is issued. Such ae 
penditures in any year in excess of the required minimum 
may be credited to requirements for later years. 
(b) REcorps.—Each recipient of a license under this 
Act shall keep such records as the Secretary shall prescribe, 
including records which fully disclose the expenditures for 
development required by this section, and such other records 
as will facilitate an effective audit of such expenditures. 
(c) Auprirs.—The Secretary and the Comptroller Gen- 
eral of the United States, or any of their duly authorized 
representatives, shall have access for the purpose of audit and 
examination to any books, documents, papers, and records of 
the licensees that are pertinent to the expenditures required 
under this section. 
AUTHORIZATION TO BEGIN COMMERCIAL RECOVERY 
Sec. 9. Upon completion of its exploration activities at 
any licensed block, the licensee shall so notify the Secretary 
