In relation to the granting of a warrant for the construction or change of use of a building where application therefor was made before the date of coming into force of these Regulations, and in relation to any subsequent extension of the period of validity of such a warrant or amendment of its terms, these Regulations shall not be treated as having amended the building standards regulations for the purpose of construing the words “building standards regulations” in sections 4B(1) and (2), 6(2), (3), (3A), (7) and (8), 6AA, 6A, 9(2A) and 10 of the Building (Scotland) Act 19594.