(a) where the corporation referred to in section 418.19 is a development corporation carrying on an oil business, to the aggregate ofi. 30% of the amount by which the expenses referred to in subparagraph a of the second paragraph of section 418.19 that were not incurred in Québec within the meaning of section 416 exceed the aggregate referred to in subparagraph b of the said second paragraph, and
ii. the amount by which the expenses referred to in subparagraph a of the second paragraph of section 418.19 that were incurred in Québec within the meaning of section 416 exceed the amount by which the aggregate referred to in subparagraph b of the said second paragraph exceeds the expenses referred to in that subparagraph a which were not incurred in Québec within the meaning of section 416;
(c) where the corporation referred to in section 418.19 is not a development corporation and carries on a mining business, to the higher of either 30% of the excess amount referred to in the second paragraph of the said section, or the amount by which the total, before any deduction under section 88.4 of the Act respecting the application of the Taxation Act (chapter I-4) or sections 359 to 419.6, of the following amounts exceeds the amount described in the second paragraph:i. its income for the year that can reasonably be regarded as attributable to the production of ore, other than iron ore or tar sands, from a resource property that is property described in the third paragraph, processed to any stage that is not beyond the prime metal stage or its equivalent, to the production of iron ore from such property, processed to any stage that is not beyond the pellet stage or its equivalent, and to any rental or royalty from such property, computed by reference to the amount or value of ore production,
ii. the aggregate of all amounts included in computing its income for the year under paragraph b, d or e of section 330, other than an amount referred to in subparagraph iii, in respect of property described in the third paragraph, but to the extent that paragraph b of section 330 refers to section 357, only the amounts deducted in computing its income, under the last mentioned section, for the preceding taxation year in respect of the disposition of a Canadian resource property may be taken into consideration, and
iii. the aggregate of all amounts included in computing its income for the year under paragraph e of section 330, that can reasonably be regarded as attributable to the disposition by the corporation, in the year or in a preceding taxation year, of any interest in or right to a property described in the third paragraph, to the extent that the proceeds of the disposition were not included in computing any amount for a preceding taxation year under this subparagraph, subparagraph i of subparagraph a of the third paragraph of section 418.16 or 418.18, section 418.28 and section 88.4 of the Act respecting the application of the Taxation Act, to the extent that that section refers to clause A of subparagraph i of paragraph d of subsection 25 of section 29 of the Income Tax Application Rules (Revised Statutes of Canada, 1985, chapter 2, 5th Supplement).