A Michigan Notice of Change of Firm Affiliation is a document required by the Michigan Department of Insurance and Financial Services when a firm changes its affiliation. It must be filed within 30 days of the affiliation change and must be signed by both the existing and the new firm’s representative. There are three types of Michigan Notice of Change of Firm Affiliation: 1. Notice of Change of Firm Affiliation for a New Producer: This document is required when a new producer joins an existing firm. 2. Notice of Change of Firm Affiliation for an Existing Producer: This document is required when an existing producer changes firms. 3. Notice of Change of Firm Affiliation for a Firm Merger or Acquisition: This document is required when two firms merge or one firm acquires another.