ISO 45001 is implemented in the same way no matter where in the world it is done, because as an international standard ISO 45001 (Health & Safety management) allow your organization to go beyond simply meeting laws for the environment or health & safety, and instead have a coherent system that allows you to proactively manage these parts of your business. The standards help to focus your efforts on identifying OH&S hazards with a focus on identifying the risk that is posed in order to apply controls to prevent environmental damage, injury or ill health.
It can be difficult to get management commitment for an OHSMS, but this is mostly because it is hard to say how much money will be saved by implementing it, which is how management normally talks. Because it is hard to do this Return On Investment (ROI) type of explanation, the best way to approach this is to talk about the benefits that the management system will bring, many of which are related to money and savings.
To help with this, the attached blogs have a lot of information to help with the conversation: