17. Subject to sections 17.1 and 19, an operator may deduct for a fiscal year, as an investment allowance, 331/3% of the amount by which the expenses described in section 18 and incurred during the period commencing on 1 April 1975 and ending on 12 May 1994 exceeds the expenses in respect of which an investment allowance was claimed by the operator for the preceding fiscal years.
1975, c. 30, s. 17; 1994, c. 47, s. 17.