If an insurer does not commence weekly payments of compensation because the insurer has a reasonable excuse for not doing so, the insurer must within 7 days after receiving the initial notification of injury give the worker notice in writing that the insurer has a reasonable excuse for not commencing weekly payments of compensation and include in that notice--
(a) details of that reasonable excuse, and
(b) a statement that the worker is entitled to make a claim for compensation and that the claim will be determined within 21 days, and
(c) details of how that claim can be made.
: Maximum penalty--50 penalty units.