175.4.Notwithstanding any other provision of this Act, an individual or a partnership of which the individual is a member shall not, in computing his or its income from a business for a taxation year or a fiscal period, as the case may be, deduct an amount in respect of an amount otherwise deductible for any part, in this division referred to as the “work space”, of a self-contained domestic establishment in which the individual resides, except to the extent that the work space is either
(a) the principal place of business of the individual or partnership, as the case may be; or
(b) used
i. exclusively for the purposes of earning income from a business, and
ii. on a regular and continuous basis for meeting clients, customers or patients of the individual or partnership in respect of the business, as the case may be.
1990, c. 59, s. 98; 1996, c. 39, s. 273; 1997, c. 14, s. 48; 1997, c. 31, s. 21.