Indiana Code Title 8. Utilities and Transportation § 8-22-3-4

Sec. 4. (a) Except as provided in subsections (b), (c), (d), (e), (f), and (g) and section 4.3 of this chapter, the board consists of four (4) members, whenever the fiscal body of an eligible entity, acting individually, establishes an authority.  Except as provided in subsection (h) and sections 3.9 and 4.5(f) of this chapter, the members of the board shall be appointed by the executive of the entity, and not more than two (2) members of the board may be of the same political party.

(b) In the event that two (2) cities or one (1) city and one (1) town act jointly to establish an authority under this chapter, the board consists of five (5) members.  The executive of each city or town shall each appoint two (2) members to the board.  The county executive shall appoint one (1) member to the board.  Except as provided in section 3.9 of this chapter, each member appointed by an executive must be of a different political party than the other appointed member.

(c) In the event that an authority is established by a city or town and a county, acting jointly, the board consists of six (6) members.  The executive of each entity shall appoint three (3) members.  Except as provided in section 3.9 of this chapter, not more than two (2) members appointed by each executive may be of the same political party.

(d) In the event that an authority was established under IC 19-6-3 (before its repeal on April 1, 1980) the board consists of five (5) members.  Three (3) members of the board shall be appointed by the mayor of the city, and two (2) members of the board shall be appointed by the board of commissioners of the county.  Except as provided in section 3.9 of this chapter, not more than two (2) members representing the city may be members of the same political party, and not more than one (1) member representing the county may be a member of the same political party.

(e) Except as provided in section 4.1(b)(3) of this chapter, the county executive of each Indiana county that is adjacent to a county establishing an authority under this chapter and in which the authority owns real property may appoint one (1) advisory member to the board.  An advisory member who is appointed under this subsection:

(f) The board of an authority established in the city of Frankfort consists of five (5) members.  The members of the board shall be appointed by the executive of the eligible entity.

(g) This subsection does not apply to a board subject to subsection (b), (c), (d), or (f).  Notwithstanding subsection (a), the fiscal body of an eligible entity may adopt an ordinance or a resolution providing that the board consists of five (5) members.  Except as provided in section 3.9 of this chapter, if the board consists of five (5) members, not more than three (3) members may be of the same political party.

(h) If an airport authority is established under this section by the fiscal body of Clark County, the board must consist of four (4) members.  Subject to section 4.5(f) of this chapter (concerning the initial members of the board):

The board may consist of five (5) members if the fiscal body of Clark County adopts an ordinance or resolution as provided in subsection (g).  Subject to section 4.5(f) of this chapter (concerning the initial members of the board), if the board consists of five (5) members, three (3) of the members of the board shall be appointed by the county executive of Clark County, one (1) of the members of the board shall be appointed by the fiscal body of Clark County, and one (1) of the members of the board shall be appointed by the legislative body of the town of Sellersburg.