Section 39, The Machinery (Safe Working Citation

Owners of boilers shall give written notice to an Inspectoras follows- (!) where any important repair is to be executed on a boiler, such as general re-tubing, renewal of furnaces or flues, fixing of new plates or patches, changing stays and the like, such notice shall be given prior to the execution of the repair; (2) where the working of a boiler is entirely suspended, such notice shall be given within seven days thereof; (3) where the ownership of a boiler is transferred from one owner to another, such notice shall be given within seven days by both parties; (4) on the removal of a stationary boiler from one place to another, such notice shall be given within seven days of such removal; (5} on the removal of a boiler which is not stationary, where such removal is other than a temporary removal, such notice shall be given within seven days of such removal; (6) where a boiler is damaged, such notice shall be given forthwith.