If a person is required to provide notice under this paragraph, the person shall provide notice by certified mail to the department that provided the assistance as soon as practicable after the occurrence of each of the following events for a claim under par. (a) or (b): 1.
(1)#
The filing of the action asserting the claim.
(2)#
Intervention in the action asserting the claim.
(3)#
Consolidation of the action asserting the claim.
(4)#
An award or settlement of all or part of the claim.