164 Carrying out of works by local authority.S
(1)If a notice under section 160, 161 or 162 (notice requiring the execution of works) is not complied with, the local authority may themselves do the works required by the notice, with any variation made by the sheriff.
(2)Compliance with a notice means the completion of the works specified in the notice within the period for compliance, which is—
(a)if no appeal is brought against the notice, the period specified in the notice with any extension duly permitted by the local authority;
(b)if an appeal is so brought, and the notice is confirmed in whole or in part on the appeal, the period of 28 days from the final determination of the appeal, or such longer period as the sheriff in determining the appeal may fix.
(3)If, before the expiration of the period for compliance with the notice, the person on whom the notice was served notifies the local authority in writing that he is not able to do the work in question, the authority may, if they think fit, themselves do the work forthwith.
(4)Part IV of Schedule 11 shall have effect in relation to the recovery by the local authority of expenses reasonably incurred by them under this section.