7Upgrading of smoke alarm not required in certain circumstances

7 Upgrading of smoke alarm not required in certain circumstances

Unless otherwise specified, a smoke alarm installed in a building containing tenanted premises is not required to be replaced as a result of a change or revision of a smoke alarm standard, or these regulations, if the smoke alarm –

(a) complied with the standard, and the regulations, that were applicable at the time of its installation; and

(b) is still working in the manner as it was originally installed or intended to operate.