613.7. For the purposes of section 613.6, an exempt interest in a partnership at any time means a prescribed partnership interest or an interest in a partnership that was actively carrying on business on a regular and a continuous basis immediately before 26 February 1986 and continuously thereafter until that time or that was earning income from the rental or leasing of property immediately before 26 February 1986 and continuously thereafter until that time, where there has not after 25 February 1986 and before that time been a substantial contribution of capital to the partnership or a substantial increase in the indebtedness of the partnership and, for this purpose, an amount will not be considered to be substantial where(a) the amount was used by the partnership to make an expenditure required to be made pursuant to the terms of a written agreement entered into by it before 26 February 1986, or to repay a loan, debt or contribution of capital that had been received or incurred in respect of any such expenditure;
(b) the amount was raised pursuant to the terms of a final prospectus, preliminary prospectus or registration statement filed before 26 February 1986 with a public authority in Canada pursuant to and in accordance with the securities legislation of Canada or of any province, and, where required by law, accepted for filing by such public authority; or
(c) the amount was used for the activity that was carried on by the partnership on 25 February 1986 but was not used for a significant expansion of the activity.