22.29. Notwithstanding sections 22.7 to 22.27, a supply of property or a service is deemed to be made in Québec if the supply is deemed to be made in Québec under another provision of this Title or a provision of the Regulation respecting the Québec sales tax (Order in Council 1607-92 (1992, G.O. 2, 4952)) with amendments and future amendments.