11. (1) For the purposes of section 41 of the Ordinance, the following records are prescribed:
(a) with regard to each determination of a noise level or daily noise dose—
(i) the name, address and relevant qualifications of the person who made the determination;
(ii) the time, date and place at which the determination was made; and
(iii) the noise level or daily noise dose determined;
(b) with regard to each audiometric test carried out—
(i) the name, address and relevant qualifications of the person who carried out the test;
(ii) the time, date and place at which the test was carried out;
(iii) the result of the test; and
(iv) any relevant diagnosis or recommendation made by the person who carried out the test.
(2) For the purposes of section 41 of the Ordinance, the following periods are prescribed:
(a) in the case of a record relating to a determination of a noise level or daily noise dose—10 years after the making of the determination;
(b) in the case of a record relating to an audiometric test—10 years after the employee to whom the test relates has ceased to be an employee of the employer.