Twenty-seven candidates have been nominated for the election. They include some who are currently serving, while others are seeking election for the first time.
The Council holds the Board of Trustees accountable for its performance against key responsibilities on behalf of members. It also debates key strategic, professional and policy issues.
Links have been sent to members by the Electoral Reform Services, providing instructions and asking them to vote for their chosen candidates. They can vote online or by post. Voting closes at noon on Friday 29 July.
Colin Gore, head of governance at IOSH, said: "It is important that members of IOSH use their vote to make sure that their opinions and viewpoints are represented.
"The voting process is very straightforward and does not take up much time. Members just have to decide who they want to represent them from the list and vote either online or by post."
Postal votes should be sent in the pre-paid envelope provided by the Electoral Reform Services. To vote online visit www.ersvotes.com/iosh16
The successful candidates will be announced from Thursday 4 August.