...general. Except as provided in paragraph (2) , all expenditures paid or incurred during the taxable year person for life with remainder to another person, the deduction shall be computed as i if paid or incurred after December 31, 1950, and after the existence of ores or minerals in commercially...

...rule. Section 616 prescribes rules for treating expenditures paid or incurred during the taxable year by the taxpayer for the development of a mine or other...consideration of all the facts and circumstances (including Internal Revenue Service, Treasury actions of the taxpayer), deposits of ore or other mineral are shown...

...rule. Section 616 prescribes rules for treating expenditures paid or incurred during the taxable year by the taxpayer for the development of a mine or other natural deposit (other than an oil or gas well). ^" ."ri"i**rt . j-:g Ti**Tt^ le- SUIS. »дт1..ч т т»--,- IP — nui '"чг тс *cçizrs т г....

...rule. Section 616 prescribes rules for treating expenditures paid or incurred during the taxable year by the taxpayer for the development of a mine or other natural deposit (other than an oil or gas wel1). Development expenditures under section 616 are those which are made after such time when, in...

...of oil and gas wells as provided in section 263 (c) and the regulations thereunder, and expenditures for the development of a mine or other natural deposit (other than an oil or gas well) as provided in section 616 and the regulations thereunder. (5) The provisions of section 270 (b) do...

...of oil and gas wells as provided in section 263(c) and the regulations thereunder, and expenditures for the development of a mine or other natural deposit (other than an oil or § 1.270-1 gas well) as provided in section 616 and the regulations thereunder. (5) The provisions...

...Code section 611 (without regard to section 613). For expenditures paid or incurred with respect to the development of a mine or other natural deposit (other than an oil, gas, or geotherrnal wel0 located outside the United States, election to include such expenditures paid...

...deemed to begin at the time when, in consideration of all the facts and circumstances (including the actions of the taxpayer), deposits of ore or other mineral are shown tc exist in sufficient quantity and qualitj to reasonably justify commercial ex ploitation by the taxpayer....

...subparagraph: "(D) Development of mines: Expenditures paid or incurred after December 31, 1950, in the development of a mine or other natural deposit (other than an oil or gas well), to the extent paid or incurred after the existence of ores or minerals in commercially marketable quantities...

...Your committee has added a provision allowing the taxpayer an election to deduct certain expenditures for the development of a mine or other natural deposit (other than an oil or gas well) either in the taxable year paid or incurred or ratably during the taxable years in which the produced...