(1) The authority shall be under the supervision and control of an authority board of 5 or 7 members.

  (2) Not more than 30 days after the date of issuance of the statement of approval, the county board of commissioners of the county within which the authority district is located shall do 1 of the following:

  (a) File a statement with the department that the county elects not to nominate any members to the authority board.

  (b) File a statement with the department nominating 1 individual for a 4-year term and 1 individual for a 6-year term on the authority board.

  (3) Not more than 30 days after the date of issuance of the statement of approval, the township board of the township within which the authority district is located or, if the authority district is located in more than 1 township, the township board of the township within which the greater portion of the authority district is located shall do 1 of the following:

  (a) File a statement with the department that the township elects not to nominate any members to the authority board.

  (b) File a statement with the department nominating 1 individual for a 4-year term and 1 individual for a 6-year term on the authority board.

  (4) Not more than 45 days after the date of issuance of the statement of approval of the department, the state treasurer shall appoint members of the authority board as follows:

  (a) If neither the township nor the county has nominated individuals to the authority board pursuant to this section, the state treasurer shall appoint all of the following to the authority board:

  (i) The 2 individuals nominated pursuant to section 4(c).

  (ii) One employee of the department for a 2-year term.

  (iii) One individual for a 4-year term and 1 individual for a 6-year term. The individuals appointed pursuant to this subparagraph shall not be employees of the department.

  (b) If the township has not nominated individuals to the authority board pursuant to this section, but the county has nominated individuals to the authority board pursuant to this section, the state treasurer shall appoint all of the following to the authority board:

  (i) The 2 individuals nominated pursuant to section 4(c).

  (ii) One employee of the department for a 2-year term.

  (iii) One individual for a 2-year term and 1 individual for a 4-year term. The individuals appointed pursuant to this subparagraph shall not be employees of the department.

  (iv) The 2 individuals nominated by the county.

  (c) If the township has nominated individuals to the authority board pursuant to this section, but the county has not nominated individuals to the authority board pursuant to this section the state treasurer shall appoint all of the following to the authority board:

  (i) The 2 individuals nominated pursuant to section 4(c).

  (ii) One employee of the department for a 2-year term.

  (iii) One individual for a 2-year term and 1 individual for a 4-year term. The individuals appointed pursuant to this subparagraph shall not be employees of the department.

  (iv) The 2 individuals nominated by the township.

  (d) If both the township and the county have nominated individuals to the authority board pursuant to this section, the state treasurer shall appoint all of the following to the authority board:

  (i) The 2 individuals nominated pursuant to section 4(c).

  (ii) One employee of the department for a 2-year term.

  (iii) One individual for a 2-year term and 1 individual for a 4-year term. The individuals appointed pursuant to this subparagraph shall not be employees of the department.

  (iv) The individual nominated by the county for a 4-year term.

  (v) The individual nominated by the township for a 6-year term.

  (5) The term of office of a member of the first authority board appointed pursuant to subsection (4)(a)(i), (b)(i), (b)(iv), (c)(i), (c)(iv), (d)(i), (d)(iv), or (d)(v) is the term for which the member was nominated. The term of office of a member of the first authority board appointed pursuant to subsection (4)(a)(ii), (a)(iii ), (b)(ii), (b)(iii), (c)(ii), (c)(iii), (d)(ii), or (d)(iii) is the term for which the member was appointed. The term of office of a member of the first authority board commences on the date on which the authority is established.