### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

14. Conditions for continued employment
(1) No proprietor of any affected undertaking or affected industrial undertaking shall continue to employ any person for any period exceeding 14 months in any work involving the handling or transport of any unsealed radioactive substance unless such person undergoes medical examination by the panel, including blood examination, at intervals of not more than 14 months during the continuance of such employment and is after each examination certified by the Board to be fit for such employment.
(2) Notwithstanding anything contained in subregulation (1), the Authority may require, by notice in writing served upon the proprietor of such undertaking, that any person employed by him in any work or process involving the handling or transport of any unsealed radioactive substance shall undergo medical examination by the panel, including blood examination, at such time or at such lesser intervals than those specified in subregulation (1) as the Authority, having regard to the circumstances of the case, may consider expedient to safeguard the health of such person; and if such person fails to submit to examination or, after examination, is certified by the Board to be unfit for such employment, such proprietor shall, forthwith upon receipt of notice in writing to that effect from the Authority, cease to employ such person on such work or process.
(3) Whenever a notice in writing is served upon any proprietor of an affected undertaking or affected industrial undertaking in pursuance of the powers conferred by subregulation (2), a copy thereof shall also be served upon the person to which the notice relates.
(4) Any proprietor of any affected undertaking or affected industrial undertaking who contravenes or fails to comply with any of the provisions of subregulation (1) or (2) shall be guilty of an offence and liable on conviction to a fine of $15,000. (L.N. 226 of 1990)
(L.N. 98 of 1970)

15. Presumptions as to exposure to radiation
Any change in any part of the body of any person who has been engaged in any work or process involving the handling or transport of any radioactive substance which, in the opinion of the panel, is consistent with the effects of over-exposure to radiation shall be deemed to indicate over-exposure thereto.
(L.N. 307 of 1998)

### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

16. Radiation Board to keep records of medical examinations
(1) The Board shall keep a record of every medical examination carried out by the panel in accordance with these regulations and shall supply free of charge to any person so examined, and to the proprietor of the affected undertaking or affected industrial undertaking, as the case may be, in which such person is employed, a certificate certifying the date upon which the examination took place and whether such person was found to be fit or unfit to be employed in any work or process involving the handling or transport of any unsealed radioactive substance. (L.N. 98 of 1970)
(2) Upon application, and upon payment of a fee of $30, the Board shall issue a certified copy of any certificate referred to in subregulation (1) to the person to whom such certificate relates and to any present or past employer of such person. (L.N. 211 of 1989; L.N. 662 of 1994; L.N. 129 of 2006)

17. Medical examination and inquiry in cases of suspected over-exposure to radiation
(1) If the Authority, as a result of information received or otherwise, has reason to believe that any person employed in any affected undertaking or affected industrial undertaking is suffering from over-exposure to radiation the Authority shall, in the manner prescribed in regulation 14(2), require that such person be medically examined by the panel; and if after such examination the Board is satisfied that such person is suffering from the effects of over-exposure to radiation to an extent requiring medical treatment, the Board shall, in addition to any action which the Board may consider appropriate under regulation 14, issue free of charge to such person a certificate certifying as to his condition.
(2) Without prejudice to anything contained in subregulation (1), if the Authority has reason to believe that any person employed in any affected undertaking or affected industrial undertaking is suffering from the effects of, or appears to have been subject to, over-exposure to radiation, the Authority may appoint one or more representatives to investigate the working conditions or the working habits of such person, together with any equipment used by him and to make report thereon to the Authority.
(3) A copy of any report made pursuant to the provisions of subregulation (2) shall be forwarded by the Authority to the Board.
(4) If any person wilfully obstructs or, by knowingly giving false information, endeavours to mislead any representation of the Authority appointed under subregulation (2) in the carrying out of any investigation under this regulation, he shall be guilty of an offence and liable on conviction to a fine of $3,000. (L.N. 98 of 1970; L.N. 226 of 1990)

### Radiation (Control of Radioactive Substances) Regulations 《輻射(管制放射性物質)規例》

18. Construction and cleaning of workroom, etc.
(1) The proprietor of any affected undertaking or affected industrial undertaking shall cause—
(a) the floors and walls of an workrooms in which unsealed radioactive substances are used to be constructed of smooth impervious material with all interstices effectively sealed, and to be so designed as to permit of easy cleaning;
(b) all benches and tables on which unsealed radioactive substances are used to have a hard impervious surface, with all interstices effectively sealed, and to be so designed as to permit of easy cleaning;
(c) all workers exposed to or liable to be exposed to ionizing radiations to be provided with seats of a substantial pattern having smooth impervious surfaces capable of being readily cleaned.
(2) The proprietor of any affected undertaking or affected industrial undertaking shall cause all benches or tables on which unsealed radioactive substances are handled and all seats used by workers engaged in the handling thereof to be cleaned at the end of each working day or shift and the floors of any workroom in which such substances are used to be cleaned not less than once in each working day and the walls thereof not less than once in each week.
(3) Any proprietor of any affected undertaking or affected industrial undertaking who fails to comply with any of the provisions of this regulation shall be guilty of an offence and liable on conviction to a fine of $6,000. (L.N. 98 of 1970; L.N. 226 of 1990)

19. Use of luminous compounds
(1) The proprietor of any affected undertaking or affected industrial undertaking—
(a) shall cause any luminous compound whenever practicable to be applied by a wet method;
(b) shall not cause or permit the use of brushes in any process for the application of any unsealed radioactive substance without the written permission of the Authority; and
(c) shall not cause or permit luminous powder to be used in any process without the written permission of the Authority.
(2) Any proprietor of any affected undertaking or affected industrial undertaking who contravenes or fails to comply with any of the provisions of subregulation (1) shall be guilty of an offence and liable on conviction to a fine of $6,000. (L.N. 226 of 1990)
(L.N. 98 of 1970)