58.2. Where an amount in respect of a particular outlay or particular expense is deducted under Chapter III in computing the income of a taxpayer for a taxation year from an office or employment, or an amount is included in the capital cost to the taxpayer of a particular property described in section 64 or 78.4, and a particular amount is paid to the taxpayer in a particular taxation year as a rebate under the Excise Tax Act (Revised Statutes of Canada, 1985, chapter E-15) in respect of any goods and services tax included in the amount of the particular outlay or particular expense or the capital cost of the particular property, as the case may be, the particular amount,(a) to the extent that it relates to the particular outlay or particular expense, shall be included in computing the taxpayer’s income from an office or employment for the particular year; and
(b) to the extent that it relates to the capital cost of the particular property, is deemed, for the purposes of section 101, to have been received by the taxpayer in the particular year as assistance from a government for the acquisition of the particular property.