214.Section 152 deals with the duty on a marine enforcement officer to state name and purpose. Enforcement officers are obliged on request to state their name, the power they are intending to use and reason for its use. A person assisting an enforcement officer need not give their name, but would need (on request) to say what power was being used and why.
The Act Duties of marine enforcement officers Section 152 - Duty to state name and purpose, etc.