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. § 15.0-1 Scope of regulations in this part. The regulations in this part relate to expenditures of the type described in section 615(a) or in section 617(a)(1) paid or incurred after September 12, 1966. The regulations in this part do not apply to the income tax treatment of mining exploration expenditures paid or incurred before September 13, 1966, and no election made pursuant to the provisions of the regulations in this part shall have any effect on the income tax treatment of exploration expenditures paid or incurred before such date. See § 15.1-4 for rules relating to treatment of exploration expenditures paid or incurred during taxable years beginning before September 13, 1966, and ending after September 12, 1966. § 15.1-1 Elections to deduct. (a) Manner of making election Election to deduct under section 617(a). (2) Election to deduct under section 615 General rule. (ii) Exception. (b) Information to be furnished. (c) Effect of election. (d) Time for making election Election under section 615(e). (2) Election under section 617(a). (3) Timely mailing treated as timely filing. § 15.1-2 Revocation of election to deduct. (a) Manner of revoking election. (b) Time for revoking election Election under section 615(e). (2) Election under section 617(a). Federal Register. (c) Additional information to be furnished by a transferor of mineral property. § 15.1-3 Elections as to method of recapture. (a) In general. (b) Manner of making elections. (c) Time for making election. § 15.1-4 Special rules. (a) Taxable years beginning before September 13, 1966, and ending after September 12, 1966 General rule. (2) Allocation in case of inadequate records. 255/365 110/365 (3) Partnership elections. (b) Effect of transfer of mineral property.