Q: What does it do (intent of standard)? A: OHSAS 18001 is an auditable certification standard that will allow you to demonstrate that you are able to identify, evaluate and control hazards in your workplace. Q: What do I need in place? A: You need to have established an operable occupational health and safety management system. Q: Can I integrate it with other standards? A: Yes. OHSAS 18001 is designed to be integrated with ISO 9001 and ISO 14001.