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L.N. 318 of 2019
OCCUPATIONAL HEALTH AND SAFETY AUTHORITY ACT
(CAP. 424)
Protection of Workers from the Risks related to Exposure to 
Carcinogens or Mutagens at Work 
(Amendment) Regulations, 2019 
IN EXERCISE of the powers conferred by article 12 of the
Occupational Health and Safety Authority Act, the Minister for
European Affairs and Equality, after consultation with the
Occupational Health and Safety Authority, has made the followin g
regulations:-
Citation.
S.L.424.22.1. The title of these regulations is the Protection of Workers
from the Risks related to Exposure to Carcinogens or Mutagens a t
Work (Amendment) Regulations, 2019, and these regulations shall be
read and construed as one with the Protection of Workers from the
Risks related to Exposure to Carcinogens or Mutagens at WorkRegulations, hereinafter referred to as "the principal regulati ons".
Amends 
regulation 1 of 
the principal 
regulation.2. Sub-regulation (6) of regulation 1 of the principal
regulation shall be substituted by the following:
"(6) The scope of these regulations is to implement:
(a)  Directive 2014/27/EU of the European
Parliament and of the Council amending Council
Directive 2004/37/EC on the protection of workers
from risks related to exposure to carcinogens ormutagens at work; and
(b) Directive 2017/2398 of the European
Parliament and of the Council of 12 December 2017amending Council Directive 2004/37/EC on the
protection of workers from the risks related to
exposure to carcinogens or mutagens at work.".
Amends 
regulation 14 of the principal 
regulations.3. Sub-regulation (1) of regulation 14 of the principal
regulations shall be substituted by the following: 
"(1) The employer shall make arrangements for carrying
out relevant health surveillance of workers for whom the result s
of the assessment referred to in regulation 3 reveal a risk to
health or safety. The doctor or Authority may indicate that hea lth
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surveillance must continue after the end of exposure for as lon g
as they consider it to be necessary to safeguard the health of the
worker concerned.".
Amends 
Schedule I of 
the principal regulations.4. In Schedule I of the principal regulations, immediately
after item 5 thereof, there shall be added the following new it em:
"(6) Work involving exposure to respirable crystalline
silica dust generated by work process".
Substitutes Schedule III of 
the principal 
regulations.5. Schedule III of the principal reg ulations shall be substituted
by the following:
"SCHEDULE III
(Regulation 16)
Limit values and other directly related provisions
Limit values for occupational exposure
Name of agent EC No (1)CAS 
No (2)Limit values (3)
Notation mg/m3 
(4)ppm 
(5)f/ml (6) Transitional 
measures
Hardwood 
dusts__ __ 2 (7) __ __ __ Limit value 3 
mg/m3 until 
17 January 
2023
Chromium 
(VI) 
compounds 
which are 
carcinogens 
within the 
meaning of 
paragraph (a) 
of 
"carcinogen" in 
regulation 2
(as chromium)__ __ 0.005 __ __ __ Limit value 
0.010 mg/m3 
until 17 
January 2025
Limit value: 
0.025 mg/m3 
for
welding or 
plasma 
cutting
processes or 
similar work
processes 
that generate 
fume
until 17 
January 2025
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Ippubblikat mid-Dipartiment tal-Informazzjoni (doi.gov.mt) — Valletta — Published by the Department of Information (doi.gov.mt) — Valletta
Mitbugħ fl-Istamperija tal-Gvern fuq karta FSC — Printed at the Government Printing Press on FSC certified paper
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".Refractory 
ceramic fibres
which are 
carcinogens 
within the 
meaning of 
paragraph (a) 
of 
"carcinogen" in 
regulation 2__ __ __ __ 0.3 __
Respirable 
crystalline 
silica dust__ __ 0.1 (8) __ __ __
Benzene 200-753-7 71-43-2 3.25 1 __ skin (9)
Vinyl chloride 
monomer200-831-0 75-01-4 2.6 1 __ __
Ethylene oxide 200-849-9 75-21-8 1.8 1 __ skin (9)
1,2-
Epoxypropane200-879-2 75-56-9 2.4 1 __ __
Acrylamide 201-173-7 79-06-1 0.1 __ __ skin (9)
2-Nitropropane 201-209-1 79-46-9 18 5 __ __
o-Toluidine 202-429-0 95-53-4 0.5 0.1 __ skin (9)
1,3-Butadiene 203-450-8 106-99-
02.2 1 __ __
Hydrazine 206-114-9 302-01-
20.013 0.01 __ skin (9)
Bromoethylene 209-800-6 593-60-
24.4 1 __ __
(1) EC No, i.e. Einecs, ELINCS or NLP, is the official number of the substance within the
European Union, as defined in Section 1.1.1.2 in Annex VI, Part 1, to Regulation (EC) No 1272/
2008.
(2) CAS No: Chemical Abstract Service Registry Number.
(3) Measured or calculated in relation to a reference period of e ight hours.
(4) mg/m3 = milligrams per cubic metre of  air at 20 °C and 101.3 kPa (760 mm mercury pressure).
(5) ppm = parts pe r million by volume in air (ml/m3).
(6) f/ml = fibres per millilitre.
(7) Inhalable fraction: if hardwood dusts are mixed with other wood dusts, the limit value shall
apply to all wood dusts present in that mixture.
(8) Respirable fraction.
(9) Substantial contribution to the total body burden via dermal exposure possible.
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