3. Woodcutting on ungranted land leased under the Agricultural lands in the public domain (Alienation and Leasing in the Interests of Agriculture) Regulation (O.C. 1438-84, 84-06-20) or under an Act prior to 1 July 1984, the date of coming into force of the Act respecting agricultural lands in the public domain (chapter T-7.1), may be carried out without payment of duties and on the conditions set out in that Regulation and in the lease.