RADIATION (CONTROL OF IRRADIATING APPARATUS) REGULATIONS

RADIATION (CONTROL OF IRRADIATING APPARATUS) REGULATIONS

RADIATION (CONTROL OF IRRADIATING APPARATUS)
REGULATIONS

ARRANGEMENT OF REGULATIONS

RegulatioN Page

PART 1

CITATION AND
INTERPRETATION

1. Citation ............................B3
2. Interpretation ......................B3

PART 11

LICENCE

3. Application for licence .............B5
4. Licence .............................B 5
5. Fee .................................B6
6. Licence to be exhibited by licensee .B6

PART III

DISPOSAL OF
APPARATUS

7. Transfer, abandonment, etc. of irradiating apparatus B 6

PARTIV

HEALTH

8. Conditions for first employment in radiation work B 6
9. Conditions for continued employment in radiation work B 7
10. Presumptions as to exposure to radiation B 8
11. Board to keep records of medical examinations B 8
12. Employers to report suspected cases of over-exposure to radiation B 8
13. Medical examination and inquiry in cases of suspected over-exposure to
radiation ...............................B 9



PART V

CONTROL OF EXPOSURE TO
RADIATION

14. Permissible dose ....................B 9
15. Register of employees ...............B 10
16. Recording of personal exposure to radiation B10





Regulation Page
PART VI
MATERIAL PROTECTION AND SAFE PRACTICE

17. Material protection in case of static irradiating apparatus B 12
18. Filtration of useful beam from X-ray machine used for fluoroscopy B 12
19. Marking of protective housing of X-ray tubes B 13

20. Retriction on radiation from television sets B 13
21. Determination of dose rate and quality of radiation B 13
22. Testing of timers for use in connection with irradiating apparatus B 14
23. Supervision of persons undergoing treatment B 14
24. Recording and checking of filters ...B 14
25. Prohibition of operation of X-ray machines in presence of ignitable gas or
vapour ..................................BIS

PART VII

OPERATION OF IRRADIATING APPARATUS

26.......................................Restriction on use of irradiating apparatus BIS
27.......................................Records of the use of certain rays B 15
28.......................................Warning notices B 16

Schedule 1. Form 1 -Application for Irradiating Apparatus Licence B 16
Form 2-Irradiating Apparatus Licence .....B 17

Schedule..................................2.Fees ........B17





RADIATION (CONTROL OF IRRADIATING APPARATUS)
REGULATIONS

(Cap. 303, section 13)

1 October 1965 L.N. 114 of 1965

L.N. 68 of 1965 - L.N. 63 of 1970, L.N. 97 of 1970, L.N. 244 of 1974, L.N. 43 of 1976, L.N. 410
of 1982, R. Ed. 1982,50 of 1985, L.N. 229 of 1985, L.N. 76 of 1989, L.N. 212 of 1989. r-

PART I

CITATION AND
INTERPRETATION

1. Citation

These regulations may be cited as the Radiation (Control of Irradiating

Apparatus) Regulations.

2. Interpretation

In these regulations, unless the context otherwise requires

'approved laboratory' means a laboratory approved by the Board for the purposes
of regulation 16;

'dental practitioner' means a person for the time being registered or deemed to
be registered under the Dentists Registration Ordinance (Cap. 156);

'dental X-ray machine' means a type of irradiating apparatus specifically
designed for the taking of radiographs of the teeth or jaws;

'dose' is the quantity of abosorbed energy from radiation;

'dosemeter' means an instrument for measuring exposure to radiation;

'dose rate' is the dose per unit of time, usually expressed as grays per minute
and symbolized Gy/min. or as sieverts per minute and symbolized Sv/min;

'employ' and 'employment' include reference to any kind of work carried out
in furtherance of apprenticeship or any agreement for training;

'equivalent thickness of lead' means such thickness of lead as is equally opaque
to a specific quality of radiation;

'exposure rate' means the exposure per unit of time, usually expressed as
coulombs per kilogram minute and symbolized C/kg. min.;

'filter' means any substance interposed in a beam of radiation for the purpose
of changing its quality or intensity, or bot; and 'filtration' has a meaning
corresponding therewith;

'gray' means a unit of absorbed dose of energy from radiation which is
equivalent to 1 joule per kilogram of material irradiated; (L.N. 410 of
1982)




'half-value layer' means the thickness of material which reduces to half the
exposure rate of a particular beam of radiation;

'intensity' means the quantity of radiation passing through a unit area
perpendicular to the direction of the beam of radiation per unit of time;

'ionometric method' means a method of measurement based on the ionization
produced by the radiation which is being measured;

'licence' means a licence issued under section 9 of the Ordinance;

'licensee', in relation to any irradiating apparatus, means a person holding a licence
for the time being in force issued under the Ordinance with respect to that
apparatus;

'maximum permissible dose in relation to persons employed in radiation
work, means a dose of

(a)in the case of skin of the hands, forearms, feet or ankles, of 200 milli,,
millisieverts in any calendar quarter or 750 millisieverts in any
calendar year; or

(b) in the case of any other parts of the body, of 30 millisieverts in
any calendar quarter or 50 millisieverts in any calendar year;

'medical practitioner' means a medical practitioner for the time being registered or
exempted from registration under the Medical Registration Ordinance (Cap.
161);

'paneP' means such committee as the Board may from time to time appoint under
section 5 of the Ordinance for the purpose of advising the Board upon matters
affecting or concerning the state of health of persons employed or to be
employed on, or engaged in, radiation work;

'personnel radiation monitoring device' means a device designed to be worn or
carried by an individual for the purpose of measuring exposure to radiation and
includes a photographic film suitable for that purposes, placed in an
appropriate film holder; (L.N. 229 of 1985)

'photograph' means a photograph of agroximate size neither greater than 50 x 70
mm nor smaller than 40 x 70 mm;

'proximity', in relation to any irradiating apparatus, means a position in which a
person may be liable to receive a dose of radiation exceeding 15 millisieverts to
any part of the body if such position were retained by him for one calendar
year;

'quality', in relation to radiation, means the property of the radiation which
determines the manner in which it affects and is itself altered by the matter
it traverses, expressed quantitatively in terms of equivalent constant potential
or half-value layer;

'radiation' and 'rays' mean ionizing radiation;

'radiation hazard' means the danger to health arising from exposure to ionizing
radiation whether such danger is due to radiation arising from sources outside
the human body or to radiation from radioactive substances within the body;





'radiation worC means work by any person which involves proximity to any
irradiating apparatus in operation;

'sealed source' means a radioactive substance which is permanently enclosed in a
container in such a manner that it or any part of it cannot be separated from the
container unless the container is damaged, but also in such a manner as to
permit of the emission of radiation;

'IsieverC means that quantity of radiation which when absorbed by man produces an
eflect biologically equivalent to the absorption by man of one gray of X-rays
with average specific ionization of 100 ion pairs per micrometre of water, in
terms of its air equivalent, in the same region;

(L.N. 410 of 1982)

,,useful beam' means, in the case of X-rays, that part of the radiation from an X-ray
tube that passes through the aperture, cone or other device for collimating the
X-ray beam, and, in other cases, any radiations from a sealed source that can
be employed for the purposes for which the sealed source is used;

'X-ray machine' means any machine that can be used for the production of X-rays.

(L.N. 410 of 1982)

PART 11

LICENCE

3. Application for licence

(1) Every application for a licence for any irradiating apparatus in accordance
with the provisions of the Ordinance shall be in Form 1 of Schedule 1.

(2) Each such Form shall be completed and delivered to the Board together
with the prescribed fee and 2 copies of a photograph of the applicant:

Provided that where a partnership or company is the applicant no photograph
shall be required.

(L.N. 97 of 1970)

4. Licence

(1) A licence to manufacture or otherwise produce, or sell or otherwise deal in, or
possess or use any irradiating apparatus shall be in Form 2 of Schedule 1.

(2) No licence shall be transferable.

(L.N. 244 of 1974)





5. Fee

The licence fee for any period of 12 months or any part thereof payable to the
Board in respect of the grant or renewal of a licence for any irradiating apparatus
shall be as prescribed in Schedule 2.

(L.N. 97 of 1970; L.N. 244 of 1974)

6. Licence to he exhibited by licensee

(1) Every licensee shall cause to be exhibited in a conspicuous place in any
premises in which any irradiating apparatus is situated the licence appertaining to
such apparatus.

(2) Any licensee who fails to comply with any of the provisions of
subregulation (1) shall be guilty of an offence and be liable on conviction to a fine
of $2,000 (L.N. 97of 1970)



PART III

DISPOSAL OF
APPARATUS

7. Transfer, abandonment, etc. of irradiating apparatus

(1) No licensee shall sell or otherwise transfer any irradiating apparatus except
to a person holding a licence in respect of that apparatus.

(2)Any licensee who intends to dispose of any irradiating apparatus by(a)
sale or other transfer to another licensee; or

(b) abandonment,

shall give to the Board not less than 7 days' notice in writing specifying the
apparatus concerned, the proposed date of disposal and, in the case of a disposal
under paragraph (a), the name and address of the proposed transferee.

(3) No licensee shall abandon, or cause or permit the abandonment of, any
apparatus unless the Board has certified in writing that the apparatus has been
rendered harmless.

(4) Any person who contravenes any of the provisions of subregulation (1), (2)
or (3) shall be guilty of an ofrence and be liable on conviction to a fine of $5,000.

(L.N. 97 of 1970)

PART IV

HEALTH

8. Conditions for first employment in radiation work

(1)No employer shall employ any person in any radiation work who(a) is
under the age of 18 years; or





(b)has not, within the period of 4 months immediately preceding his first
employment by such employer in such work or process, undergone a
medical examination by the panel, including blood examination and
the taking of relevant medical and occupational histories and has
been certified by the Board fit for such employment.

(2) Any person may apply in writing to the Board for medical examination by
the panel for the purpose of complying with the requirements of subregulation (1)(b)
and, upon receipt of the application, the Board shall direct the panel to carry out, free
of charge, such examination as soon as may be, but in any event not exceeding 14
days, after receipt of the application and shall within 10 days after the examination
supply to the applicant 2 copies of a certificate certifying the date upon which the
examination took place and whether the applicant was found to be fit or unfit, as the
case may be, for employment in radiation work.

(3) Every application made under subregulation (2) shall be accompanied by 3
copies of a recent photograph of the applicant.

(4) For the purpose of subregulation (1), the expression 'first employment'
includes re-employment in radiation work following a cessation of such employment
for a period exceeding 14 months.

(5) Any employer who contravenes any of the provisions of subregulation (1)
shall be guilty of an ofrence and be liable on conviction to a fine
of $5,000 (L.N. 97 of 1970)


9. Conditions for continued employment
in radiation work

(1) No employer shall continue to employ any person for any period
exceeding 14 months in radiation work 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 such examination certified by the Board to be fit for such employment.

(2) Notwithstanding anything contained in subregulation (1), the Board may
require, by notice in writing served upon the employer of any person employed in
radiation work, that such person 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 Board, having regard to the circumstances of
the case, may consider expedient to safeguard the health of such person; and if any
such person fails to submit to examination or, after examination, is certified by the
Board to be unfit for employment in radiation work, such employer shall forthwith,
upon receipt of notice in writing to that effect from the Board, cease to employ such
person in radiation work.





(3) Whenever a notice in writing is served upon an employer in pursuance of
the powers conferred by subregulation (2), a copy thereof shall also be served upon
the person to whom the notice relates.

(4)Any employer who contravenes any of the provisions of subregulation
(1), or continues to employ any person after receipt of a notice from the Board
relating to such person to the effect that such person has failed to submit to
medical examination required pursuant to the provisions of subregulation (2) or
by such medical examination has been found unfit for employment in radiation
work, shall be guilty of an ofrence and be liable on conviction to a fine of
$5,000 (L.N. 97 of 1970)

10. Presumptions as to exposure to radiation

Any change in any part of the body of any person known to have been
exposed to radiation which, in the opinion of the panel, is consistent with the
efrects, of over-exposure to radiation shall be deemed to indicate over-exposure
thereto.

11. 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
every person so examined, and to his employer, if any, a certificate certifying the date
upon which such examination took place and whether such person was found to be
fit or unfit, as the case may be, to engage in radiation work.

(2) Upon application, and upon payment of a fee of $65, 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. 212 of 1989)

12. Employers to report suspected cases
of over-exposure to radiation

(1) Every employer who has reason to believe that any person employed by him
is or appears to be suffering from the effects of over-exposure to radiation shall
notify the Board in writing of the facts upon which such belief is based as soon as
may be, and in any event not later than 7 days, after such facts have come to his
knowledge.

(2) Any employer who fails to comply with any of the provisions of
subregulation (1) shall be guilty of an offence and be liable on conviction to a
fine of $2,000. (L.N. 97 of 1970)





13. Medical examination and inquiry in cases

of suspected over-exposure to radiation

(1) If the Board, as a result of information received or otherwise, has reason to
believe that any person employed in radiation work is suffering from over-exposure
to radiation the Board shall, in the manner prescribed in regulation 9, 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 9, 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 Board
has reason to believe that any person employed in radiation work is suffering from
the effects of, or appears to have been subjected to, overexposure to radiation, the
Board 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 Board.

(3) If any person wilfully obstructs or, by knowingly giving false information,
endeavours to mislead any representative of the Board appointed under
subregulation (2) in the carrying out of any investigation under this regulation, he
shall be guilty of an offence and be liable on conviction to a fine of $1,000. (L.N. 97
of 1970)

PART V

CONTROL OF EXPOSURE TO
RADIATION

14. Permissible dose

(1) Except in the case of a patient who is required to be exposed to radiation in
furtherance of medical treatment or investigation prescribed by a medical practitioner
or dental practitioner, no person shall cause or permit any other person to be
exposed to a dose of radiation to any part of the body in excess of

(a) in the case of a person employed in radiation work, the maximum
permissible dose; or

(b) in the case of any other person

(i) if such person is of the age of 18 years or over, 15
millisieverts; or

(ii) if such person is under the age of 18 years, 5 millisieverts,
(L.N. 410 of 1982)

in any calendar year.





(2) Any person who contravenes any of the provisions of subregulation (1)
shall be guilty of an offence and be liable on conviction to a fine of $5,000. (L.N. 97 of
1970)



15. Register of employees

(1) Every employer who employs any persons in radiation work shall maintain
or cause to be maintained a register of such persons.

(2) Every such register shall contain the following particulars relating to every
person employed in radiation work

(a) the name (together with any alias);

(b) photograph (adequate for identification);

(c) current residential address;

(d)the date of the last medical examination made in accordance with
regulation 9 or 13, as the case may be; and

(e)the dose of radiation received, as measured in accordance with
regulation 16. (L.N. 229 of 1985)

(3) Every register maintained in accordance with this regulation shall be open to
inspection at all reasonable times by any person authorized thereto in writing by the
Board.

(4) Any employer who fails to comply with any of the provisions of
subregulation (1), (2) or (3) shall be guilty of an offence and be liable on conviction
to a fine of $2,000. (L.N. 97 of 1970)

16. Recording of personal exposure to radiation

(1) The employer of any person employed in radiation work shall make
arrangements for and shall direct the wearing by such person of a suitable personnel
radiation monitoring device of a type approved by the Board, during any period in
which such person is liable to exposure to radiation.

(2) (a)Subject to subregulation (4A), where such person is employed in
radiation work in any industrial undertaking in a workplace which is
notifiable under the provisions of the Factories and Industrial
Undertakings Ordinance (Cap. 59) the employer shall obtain at his
own expense the personnel radiation monitoring device referred to in
subregulation (1) through the Commissioner for Labour, or from a
laboratory approved by the Board, and shall arrange for the device,
identified by reference to the wearer thereof, to be returned to the
Commissioner for Labour or to the laboratory, as the case may be, for
examination at such intervals as the Commissioner for Labour may
from time to time direct.





(b)Subject to subregulation (4A), where such person is employed in
radiation work otherwise than in an industrial undertaking in a
workplace which is notifiable under the provisions of the Factories
and Industrial Undertakings Ordinance (Cap. 59), the employer shall
obtain at his own expense the personnel radiation monitoring device
referred to in subregulation (1) through the Director of Health or from
an approved laboratory, and shall arrange for the device, identified by
reference to the wearer thereof, to be returned to the Director, or to the
laboratory, as the case may be, for examination at such intervals as the
Director may from time to time direct. (50 of 1985 s. 9; L.N. 76 of 1989)

(3) Whenever a personnel radiation monitoring device is returned for
examination to the Commissioner for Labour, the Director of Health or an approved
laboratory, as the case may be, the Commissioner, the Director, or the person in
charge of such laboratory shall cause the device to be examined and shall so soon as
may be thereafter issue to the employer who submitted the device for examination a
certificate certifying the dose of radiation received as measured by the device. (L.N.
76 of 1989)

(4) Every employer to whom a certificate in accordance with the provisions of
subregulation (3) is issued shall forthwith cause the dose of radiation indicated
thereon to be entered in the register of employees required to be kept in accordance
with the provisions of regulation 15 against the name of the employee by whom.the
personnel radiation monitoring device was worn. (L.N. 63 of 1970)

(4A) Notwithstanding subregulation (2), an employer may, with the approval in
writing of the Board, obtain at his own expense the personnel radiation monitoring
device referred to in subregulation (1) otherwise than through the Commissioner for
Labour or Director of Health or from an approved laboratory and shall in that case,
cause at such intervals as the Board may from time to time direct, the dose of
radiation recorded by the device to be entered in the register of employees required
to be kept in accordance with the provisions of regulation 15, against the name of
the employee by whom the device was worn. (L.N. 229 of 1985; L.N. 76 of 1989)

(5) Any employer who fails to comply with any of the provisions of
subregulation (1), (2) or (4) shall be guilty of an offence and be liable on conviction
to a fine of $5,000. (L.N. 97 of 1970)

(6) Any person who fails or refuses to wear a suitable personnel radiation
monitoring device when so directed by his employer in accordance with the
provisions of subregulation (1) shall be guilty of an offence and be liable on
conviction to a fine of $2,000

(L.N. 229 of 1985)





PART VI

MATERIAL PROTECTION AND SAFE
PRACTICE

17. Material protection in case of

static irradiating apparatus

(1) No licence shall cause or permit any irradiating apparatus to be used
continuously in any room unless the floors, ceilings, walls and observation windows
thereof are so constructed that nowhere outside the room does the radiation dose
rate, averaged over any one minute, exceed 7.5 micrograys per hour: (L.N. 410 of
1982)

Provided that the provisions of this subregulation shall not apply to any floor,
ceiling, wall or observation window so sited that the space immediately outside
thereof is not capable of habitual occupation by any human being.

(2) All protective material, other than sheet lead, shall be indelibly marked in
such a way as to show readily its equivalent thickness of lead, and protective
materials which depend upon substances other than lead for their protective
properties shall in addition have marked thereon the constant electrical potential
used for the generation of X-rays under the conditions at which the equivalence
applies.

(3) All protective glass, including lead glass or lead barium glass, or protective
liquid observation windows, shall be clearly and indelibly marked in such a way as

show readily its equivalent thickness of lead.

(4) No license shall use any protective material, other than sheet lead, which is not
marked in accordance with the provisions of subregulation (2) or (3).

(5) Nothing in this regulation shall be construed to prevent the temporary
removal from the address stated in the licence relating thereto of any portable or
mobile irradiating apparatus incidental to its operation as such.

(6) Any licensee who contravenes any of the provisions of subregula-
tion (1) or (4) shall be guilty of an offence and be liable on conviction to a
fine of $5,000. (L.N. 97 of 1970)



18. Filtration of useful beam on, X-ray
machine used for fluoroscopy

(1) No person shall use for fluoroscopy of any part of the human body
any X-ray machine unless the total filtration of the useful beam from such
machine corresponds to not less than 2 mm thickness of aluminium, or its
equivalent where other materials are used, as determined at the maximum
voltage.
(2) Any person who contravenes any of the provisions of subregulation (1)
shall be guilty of an offence and be liable on conviction to a fine of
$5,000. (L.N. 97 of 1970)

10. Marketing of protective housing of X-ray tubes

(1) The protective housing of all X-ray tubes shall be indelibly marked in
such a way as to show readily the equivalent lead thickness of the protective
housing for the maximum voltage for which the housing is designed to be used.

(2) If the thickness of the protective material incorporated in the
protective housing is not uniform over the entire surface thereof, the marking
showing the equivalent thickness of lead may be replaced by a marking showing
the farthest distance in any direction, measured from the target of the X-ray
tube, at which all radiation, other than the useful beam, is reduced to an
exposure rate of 25 microcoulombs per kilogram per hour if the enclosed X-ray
tube is energized at its highest rate continuous milliamperage and maximum
voltage. (L.N. 410 of 1982)

(3) Any licensee who operates, or causes to be operated, any X-ray tube
which is not enclosed in a protective-housing marked in accordance with the
provisions of subregulation (1) or (2) shall be guilty of an offence and be liable
on conviction to a fine of $5,000. (L.N. 97 of 1970)

20. Restriction on radiation from television sets

Any person who manufactures, sells or possesses any television set which
emits radiation at a rate exceeding 130 nanocoulombs per kilogram per hour
measured at any readily accessible point on the surface of the apparatus shall be
guilty of an offence and be liable on conviction to a fine of $5,000.
(L.N. 97 of 1970; L.N. 410 of 1982)

21. Determination of dose rate and quality of radiation

(1) No person shall use any irradiating apparatus for therapeutic purposes
unless--

(a)the dose rate and the quality of the radiation emitted by the
apparatus have been measured by a person approved by the Board
for that purpose and using an ionometric or other method of
measurement also approved by the Board;

(b)both the dose rate and the quality of the radiation from such
apparatus are periodically so measured at such intervals as the Board
may direct; and





(c)a record of all such measurements is kept by the licensee and is open
to inspection by any person authorized by the Board for that
purpose.

(2) No person shall use a radiation dosemeter or a radiation dose-rate meter for
any determination made in accordance with subregulation (1), unless it is
independent of, or corrected for, the quality of radiation within the range for which it
is designed or used, and is provided with suitable arrangements for checking its
ability to reproduce its readings.

(3) Any person who contravenes any of the provisions of subregulation (1) or
(2) shall be guilty of an offence and be liable on conviction to a fine of $5,000. (L.N.
97 of 1970)


22. Testing of timers for use in connection

with irradiating apparatus

(1) No person shall use any time switch, exposure timer or treatment timer in
connection with any irradiating apparatus used for therapeutic purposes unless
such switch or timer is tested from time to time, as may be required by the Board, for
accuracy by a person approved by the Board for such purpose and when last so
tested was found to be accurate to within 1 %.

(2) Any person who contravenes any of the provisions of subregulation (1)
shall be guilty of an offence and be liable on conviction to a fine of $5,000. (L.N. 97
of 1970)

23. Supervision of persons undergoing treatment

(1) Any person administering any treatment involving the exposure of any
patient to radiation from any irradiating apparatus shall, during exposure to such
radiation, himself keep the patient under observation and also the apparatus by
means of which the treatment is being administered and shall determine the duration
of the treatment either by an automatic treatment timer or by an integrating
dosemeter.

(2) Any person who fails to comply with any of the provisions of subregulation
(1) shall be guilty of an ofrence and be liable on conviction to a fine of $5,000.
(L.N. 97 o f1970)



24. Recording and checking of filters

(1) In any therapeutic application of X-rays, the type of filter used for the useful
beam or the half-value layer resulting therefrom shall at each treatment be entered in
a treatment record of the patient by the person administering the treatment.





(2) If the filter is changed before any treatment, the details of the new filter shall
be checked by 2 persons, one of whom shall be the person administering the
treatment, and the other the licensee or a person authorized thereto by the licensee.

(3) Both persons referred to in subregulation (2) after having checked any new
filter in accordance with the provisions of that subregulation, shall cause the details
of the new filter and the date upon which it was checked to be entered in the
treatment record before any treatment is administered.

(4) Any person making any therapeutic application of X-rays who fails to
comply with any of the provisions of subregulation (1), (2) or (3) shall be guilty
of an offence and be liable on conviction to a fine of $5,000 (L.N. 97 of 1970)

25. Prohibition of operation of X-ray machines

in presence of ignitable gas or vapour

Any person who operates any X-ray machine in an atmosphere which contains
ignitable gas or vapour shall be guilty of an offence and be liable on conviction to a
fine of $5,000

(L.N. 97 of 1970)

PART VII

OPERATION OF IRRADIATING
APPARATUS

26. Restriction on use of irradiating apparatus

(1) No person other than a medical practitioner or a person acting under his
personal supervision shall operate an irradiating apparatus for any purpose affecting
the human body:

Provided that notwithstanding the provisions of this regulation, a dental
practitioner or a person acting under his personal supervision may operate a dental
X-ray machine for the diagnosis of conditions of the teeth or jaws.

(2) Any person who contravenes any of the provisions of subregulation (1)
shall be guilty of an offence and be liable on conviction to a fine of $5,000. (L.N. 97
of 1970)



27. Records of the use of certain rays

(1) A record shall be kept by the licensee, at the place of application, of every
application of X-rays, gamma rays, beta rays or accelerated subatomic particles
applied for medical therapeutic purposes, and such record shall be made available for
inspection on request by any person authorized by the Board for that purpose.





(2) Any licensee who fails to comply with any of the provisions of
subregulation (1) shall be guilty of an offence and be liable on conviction to a fine of
$5,000 (L.N. 97 of 1970)

28. Warning notices

(1) The licensee of any irradiating apparatus shall, if so required by the Board
either generally by notice in the Gazette or individually by notice in writing served
upon him by the Board, keep posted in a conspicuous place on or near the
irradiating apparatus such notice, in English and Chinese, as the Board may direct
drawing attention to the hazards attendant upon the improper use of such apparatus.

(2) Any licensee who fails to comply with any requirement of the Board notified
pursuant to the provisions of subregulation (1) shall be guilty of an
offence and be liable on conviction to a fine of $ 2,000. (L.N. 97 of 1970)



SCHEDULE 1
FORM 1 [reg. 3]
RADIATION ORDINANCE
(Chapter 303)
APPLICATION FOR IRRADIATING APPARATUS LICENCE

Of
hereby make application for a licence to (a)
irradiating apparatus as described hereunder, at (b)

2. (Description of type or types of irradiating apparatus for which a licence is required).

3. My qualifications are as follows (c)

................

Signature of Applicant

Dated this day of 19

(a) State purpose for which licence is required, i.e. to possess, sell, manufacture, operate, etc.
(b) State address at which such irradiating apparatus will be situate.

(c) This Paragraph need only be completed in the case of an application to operate irradiating
apparatus.





FORM 2 [reg. 4]

RADIATION ORDINANCE
(Chapter 303)

LicenceNo ....................................

IRRADIATING APPARATUS LICENCE

Fee
.......................... Valid until
.............................................................................................

.................................

(Name in full)
of
(Address in full)
is hereby licensed to (a) .........PHOTOGRAPH

the following type(s) of irradiating apparatus namely (b)

.................................

at (c)
....................................................................................
...................

subject to the conditions endorsed hereon.

Dated this day of 19

.................

for Radiation Board

(a) State purpose for which licence is issued, i.e. to possess, sell, manufacture, operate,
etc. (b) State type ofapparatus to which this licence applies. (c) State address or site at
which the apparatus is to be situated.

CONDITIONS

(L.N. 97 of 1970)

SCHEDULE 2 [reg. 5]

1..........................................Any licence other than a licence referred to in item 2 $800
2..........................................A licence entitling the holder thereof to possess irradiating apparatus pending
consideration of an application for a licence to operate such apparatus $350

(L.N. 97 of 1970; L.N. 43 of 1976; L.N. 212 of 1989)

https://oelawhk.lib.hku.hk/items/show/3161

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