(1) Where there is an accident or a dangerous occurrence at a place of work and the Authority is satisfied that the accident or occurrence may have been caused (whether wholly or partly) by any article, if the Authority considers it necessary for the proper investigation of the accident or occurrence, it may, by a notice in writing, require the employer, self-employed person or the owner of the article concerned -
(a) to have such article, or in a case where the accident or occurrence is believed to have been so caused by a part thereof, that part, examined and tested forthwith by a competent person,
(b) to have a report of the results of the examination and test prepared and submitted to the employer, self-employed person or such owner, as may be appropriate, by the person by whom the examination and test was carried out, as soon as may be and in any case not later than 28 days after the completion of the examination and test, and
(c) to give to the Authority a copy of such report wit
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