26 CFR Part 15 - TEMPORARY INCOME TAX REGULATIONS RELATING TO EXPLORATION EXPENDITURES IN THE CASE OF MINING
Authority:
Sec. 7805, 68A Stat. 917; 26 U.S.C. 7805.
Source:
T.D. 6907, 31 FR 16776, Dec. 31, 1966, unless otherwise noted.
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