(1) An insurer may, after written notice to the claimant and the department, make payment of compensation benefits within 30 days of receipt of a claim for compensation without the payments being construed as an admission of liability or a waiver of any right of defense.
(2) An insurer may not make payments pursuant to this section for more than 90 days without:
(a) written consent of the claimant; or
(b) approval of the department.