Singapore legislation
Regulation 14
of Workplace Safety and Health (Confined Spaces) Regulations 2009
Regulation 14
Posting of confined space entry permit
Where a confined space entry permit is issued to a supervisor of a person who is to enter or work in a confined space, it shall be the duty of the supervisor to —
clearly post a copy of the permit at the entrance to the confined space, including where reasonably practicable, a sketch of the area within the confined space where the entry is to be made or work is to be conducted; and
ensure that the copy of the permit is not removed until —
the date of expiry of the permit;
the revocation of the permit; or
the person entering or working in the confined space has left the confined space after achieving the purpose of the entry or completing the work, as the case may be,whichever is the earliest.