
Article 1 
A fourth list of Union indicative occupational exposure limit values is hereby established for the chemical agents listed in the Annex.
Article 2 
Member States shall establish national occupational exposure limit values for the chemical agents listed in the Annex, taking into account the Union limit values.
Article 3 
In the Annex to Directive 91/322/EEC, the references to acetic acid, calcium dihydroxide, lithium hydride and nitrogen monoxide are deleted with effect from 21 August 2018, subject to Article 6(2)(a).
Article 4 
In the Annex to Directive 2000/39/EC, the reference to 1,4-dichlorobenzene is deleted with effect from 21 August 2018.
Article 5 
In the Annex to Directive 2009/161/EU, the reference to bisphenol A is deleted with effect from 21 August 2018.
Article 6 

1. In underground mining and tunnelling, Member States may benefit from a transitional period ending at the latest on 21 August 2023, as regards the limit values for nitrogen monoxide, nitrogen dioxide and carbon monoxide.
2. During the transitional period referred to in paragraph 1, Member States may continue to apply the following, instead of applying the limit values established in the Annex:
(a) in respect of nitrogen monoxide: the existing limit values established in accordance with the Annex to Directive 91/322/EEC;
(b) in respect of nitrogen dioxide and carbon monoxide: national limit values in force on 1 February 2017.
Article 7 

1. Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive by 21 August 2018 at the latest.They shall forthwith communicate to the Commission the text of those provisions and shall accompany their notification with one or more explanatory documents in the form of tables showing the correlation between the provisions and this Directive.When Member States adopt those provisions, they shall contain a reference to this Directive or be accompanied by such a reference on the occasion of their official publication. Member States shall determine how such reference is to be made.
2. Member States shall communicate to the Commission the text of the main provisions of national law which they adopt in the field covered by this Directive.
Article 8 
This Directive shall enter into force on the 20th day following that of its publication in the Official Journal of the European Union.
Article 9 
This Directive is addressed to the Member States.
Done at Brussels, 31 January 2017.
For the Commission
The President
Jean-Claude JUNCKER
ANNEX

EC No CAS No NAME OF THE CHEMICAL AGENT LIMIT VALUES Notation
8 hours Short-term
mg/m3 ppm mg/m3 ppm
— — Manganese and inorganic manganese compounds(as manganese) 0,20,05 — — — —
200-240-8 55-63-0 Glycerol trinitrate 0,095 0,01 0,19 0,02 skin
200-262-8 56-23-5 Carbon tetrachloride; Tetrachloromethane 6,4 1 32 5 skin
200-521-5 61-82-5 Amitrole 0,2 — — — —
200-580-7 64-19-7 Acetic acid 25 10 50 20 —
200-821-6 74-90-8 Hydrogen cyanide(as cyanide) 1 0,9 5 4,5 skin
200-838-9 75-09-2 Methylene chloride; Dichloromethane 353 100 706 200 skin
200-864-0 75-35-4 Vinylidene chloride; 1,1-Dichloroethylene 8 2 20 5 —
201-083-8 78-10-4 Tetraethyl orthosilicate 44 5 — — —
201-177-9 79-10-7 Acrylic acid; Prop-2-enoic acid 29 10 59 20 —
201-188-9 79-24-3 Nitroethane 62 20 312 100 skin
201-245-8 80-05-7 Bisphenol A; 4,4′-Isopropylidenediphenol 2 — — — —
202-981-2 101-84-8 Diphenyl ether 7 1 14 2 —
203-234-3 104-76-7 2-ethylhexan-1-ol 5,4 1 — — —
203-400-5 106-46-7 1,4-Dichlorobenzene; p-Dichlorobenzene 12 2 60 10 skin
203-453-4 107-02-8 Acrolein; Acrylaldehyde; Prop-2-enal 0,05 0,02 0,12 0,05 —
203-481-7 107-31-3 Methyl formate 125 50 250 100 skin
203-788-6 110-65-6 But-2-yne-1,4-diol 0,5 — — — —
204-825-9 127-18-4 Tetrachloroethylene 138 20 275 40 skin
205-500-4 141-78-6 Ethyl acetate 734 200 1 468 400 —
205-599-4 143-33-9 Sodium cyanide(as cyanide) 1 — 5 — skin
205-792-3 151-50-8 Potassium cyanide(as cyanide) 1 — 5 — skin
207-069-8 431-03-8 Diacetyl; Butanedione 0,07 0,02 0,36 0,1 —
211-128-3 630-08-0 Carbon monoxide 23 20 117 100 —
215-137-3 1305-62-0 Calcium dihydroxide 1 — 4 — —
215-138-9 1305-78-8 Calcium oxide 1 — 4 — —
231-195-2 7446-09-5 Sulphur dioxide 1,3 0,5 2,7 1 —
231-484-3 7580-67-8 Lithium hydride — — 0,02 — —
233-271-0 10102-43-9 Nitrogen monoxide 2,5 2 — — —
233-272-6 10102-44-0 Nitrogen dioxide 0,96 0,5 1,91 1 —
262-967-7 61788-32-7 Terphenyl, hydrogenated 19 2 48 5 —









