The following membership categories exist for Managers and Directors:.[12] Member (MIIM) - Requires a recognised management or professional qualification AND Is an established Interim manager, who can demonstrate to the satisfaction of the IIM a successful track record of Interim assignments AND Has at least three years' experience in board level/senior management positions OR May be without such a qualification but has at least six years' experience in board level/senior management positions. Associate (AIIM) - Requires a recognised management or professional qualification AND Can demonstrate a conscious career choice to be a professional Interim manager AND Has at least three years' experience in board level/senior management positions OR May be without such a qualification but has at least six years' experience in board level/senior management positions. Affiliate - Requires no experience or qualifications for Individual Affiliates and Affiliated Organisations.