It is prohibited to assign or maintain pregnant women and breastfeeding mothers in workstations exposing them to the following chemical agents:
1° Chemical agents that meet the criteria for classification as toxic for reproduction category 1A, 1B, or additional category for effects on or via breastfeeding as defined in Annex I of Regulation (EC) No 1272/2008 of the European Parliament and of the Council of 16 December 2008;
2° Benzene;
3° The following derivatives of aromatic hydrocarbons:
a) Nitro and chloronitro derivatives of benzonic hydrocarbons;
b) Dinitrophenol;
c) Aniline and homologues, benzidine and homologues, naphthylamines and homologues.
However, the ban on aromatic hydrocarbon derivatives does not apply when the operations are carried out in closed equipment in normal operation.