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TITLE 26-INTERNAL REVENUE CODE other natural deposit" for "from the ore, including the furnacing of quicksilver ores" in cl. (D), included the furnacing of quicksilver ores in cl. E), and added cis. (F) to (H). Subsec. (c)(5). Pub. L. 86-564, § 302(b)(2)0 added subsec. (c)(5). 1958-Subsec. d). Pub. L. 85-866 added subsec. d). EFFECTivz DATE OF 1976 A.wmm Amendment of subsec. (a) by section 1901(b)C3)CK) of Pub. L. 94-455 effective for taxable years beginning after Dec. 31, 1976, see section 1901(d) of Pub. L. 94- 455, set out as an Effective Date of 1976 Amendment note under section 2 of this title. EnrrvZ DATE OF 1975 AmzluNTr Amendment by Pub. L. 94-12 effective on Jan. 1, 1975, to apply to taxable years ending after Dec. 31, 1974, see section 501(c) of Pub. L. 94-12, set out as an Effective Note under section 613A of this title. EFrrIVE DATE OF 1974 AMxEMmEmr Section 2(b) of Pub. L. 93-499 provided that: "The amendment made by this section [amending subsec. (c)(4)(E) of thLq section] shall apply to taxable years beginning after December 31, 1970." EnFC-rIvE DATE OF 1969 AMENDMENT Section 501(b) of Pub. L. 91-172 provided that: "The amendment made by subsection (a) [amending suhsec. (b) of this section] shall apply to taxable years begin- ning after Octobf r 9, 1969." Section 502(b) of Pub. L. 91-172 provided that: "The amendments made by subsection (a) [amending subsec. (c)(4)CG) to (I) of this section] shall apply to taxable years beginning after the date of the enact- ment of this Act [Dec. 30, 1969]." EECrIVE DATE OF 1966 AMENDMENT Section 207(b) of Pub. L. 89-809 provided that: "The amendments made by subsection (a) [amending sub- secs. (b)(2) and (b)(3) of this section] shall apply to taxable years beginning after the date of the enact- ment of this Act [Nov. 13, 1966]." Section 208(b) of Pub. L. 89-809 provided that: "The amendments made by subsection (a) [amending sub- secs. (b)(6)CA) and (b)(7) of this section] shall apply to taxable years beginning after the date of the enact- ment of this Act [Nov. 13, 1966]." Section 209(c) of Pub. L 89-809 provided that: "The amendments made by subsections (a) and (b) [adding subsec. (b)(5) and amending subsecs. (b)(3)(B), (b)(6), (b)(7), and (c)(4)(0) of this section] shall apply to tax- able years beginning after the date of the enactment of this Act [Nov. 13, 1966]." EFFECTIVE DATE OF 1964 AENzmmrr Section 6(b) of Pub. L. 88-571 provided that: "The amendments made by subsection (a) [to this section] shall apply to taxable years beginning after December 31, 1963." EFFECTIVE DATE OF 1962 AMzwMxNT Amendment of subsec. a) by Pub. L. 87-834 applica- ble to taxable years beginning after Dec. 31, 1962, see section 13(g) of Pub. L. 87-834, set out as an Effective Date note under section 1245 of this title. EFFECTIVE DATE OF 1960 AMENDMENT Section 302(c) of Pub. L. 86-564, as amended by Pub. L. 86-781, § 4, Sept. 14, 1960, 74 Stat. 1018, provided that: "(c) Effective Date.- "(1) In general.-Except as provided in paragraph (2), the amendments made by subsections (a) and (b) [to subsecs. (b)(3), (5), (6), (c)(2), (4), (5) of this sec- tion] shall be applicable only with respect to taxable years beginning after December 31, 1960. "(2) Calcium carbonates, etc.- "(A) Election for past years.-In the case of cal. cium carbonates or other minerals when used in making cement, if an election is made by the tax- payer under subparagraph (C)- "i() the amendments made by subsection (b) (to subsecs. (b)(3), (5), (6), (c)(2), (4), (5) of this section] shall apply to taxable years with respect to which such election is effective and 1"(i provisions having the same effect as the amendments made by subsection (b) (to subsecs. b)(3), (5), (6), (c)(2), (4), (5) of this section] shall be deemed to be included in the Internal Rev- enue Code of 1939 and shall apply to taxable years with respect to which such election Is ef- fective in lieu of the corresponding provisions of such Code. "(B) Years to which applicable.-An election made under subparagraph CC) to have the provi. sions of this paragraph apply shall be effective for all taxable years beginning before January 1, 1961, in respect of which- "(i) the assessment of a deficiency, "ii) the refund or credit of an overpayment, or "CiII) the commencement of a suit for recovery of a refund under section 7405 of the Internal Revenue Code of 1954, [section 7405 of this title], is not prevented on the date of the enactment of this paragraph [Sept. 14, 1960] by the operation of any law or rule of law. Such election shall also be effective for any taxable year beginning before January 1, 1961, in respect of which an avsessment of a deficiency has been made but not collected on or before the date of the enactment of this para- graph. "CC) Time and manner of election.-An election to have the provisions of this paragraph apply shall be made by the taxpayer on or before the 60th day after the date of publication in the Fed- eral Register of final regulations issued under au- thority of subparagraph (F), and shall be made in such form and manner as the Secretary of the Treasury or his delegate shall prescribe by regula- tions. Such election, if made, may not be revoked, "(D) Statutes of limitation.-Notwithstanding any other law, the period within which an assess- ment of a deficiency attributable to the applica- tion of the amendments made by subsection (b) [to subsecs, (c)(2), (4), (5) of this section] may be made with respect to any taxable year to which such amendments apply under an election made under subparagraph (C), and the period within which a claim for refund or credit of an overpayment at- tributable to the application of such amendments may be made with respect to any such taxable year, shall not expire prior to one year after the last day for making an election under subpara- graph (C). An election by a taxpayer under subpar- agraph (C) shall be considered as a consent to the application of the provisions of this subparagraph. "CE) Terms; applicability of other laws.-Except where otherwise distinctly expressed or manifestly intended, terms used in this paragraph shall have the same meaning as when used in the Internal Revenue Code of 1954 [this title] (or correspond- ing provisions of the Internal Revenue Code of 1939) and all provisions of law shall apply with re- spect to this paragraph as if this paragraph were a part of such Code (or corresponding provisions of the Internal Revenue Code of 1939). "IF) Regulations.-The Secretary of the Trea- sury or his delegate shall prescribe such regula- tions as may be necessary to carry out the provi- sions of this paragraph." EFFECTIVE DATE OF 1958 AMENDMENT Subsec. (d) of this section applicable to taxable years beginning after Dec. 31, 1953, and ending after Aug. 16, 1954, see section 1(c) of Pub. ,. 85-866, set out as an Effective Date of 1958 Amendment note under sec- tion 165 of this title. Page 443 § 613