ISO 45001 (OHSAS 18001) – Occupational health and safety management
In order to replace OHSAS 18001, the new standard ISO 45001 is scheduled for the end of 2017 or the beginning of 2018. The standard aligns with the HLS (High Level Structure) structure of ISO 9001 and ISO 14001. The standard deals with the implementation and the maintenance of an occupational health and safety management system. Legislation talks about welfare.
You can find the procedure for certification (OHSAS 18001) through the link BQA approach.