(a) From and after May 1, 1991, every water district board shall meet in regular session at a place to be designated by the board and on the same regular day each month during the year, as determined by the water district board for the transaction of any business as often as the interest or business of the water district may demand. The board shall meet in special session on the call of the chairperson or at the request of any four members on the board. The nature of the business to be transacted at any call meeting shall be governed by the matters and things set out in the call. All water district boards shall adopt their rules of procedure and keep a record of their proceedings. Except as provided by the open records act, the records and accounts of the board shall be public. Except as provided by Kan. Stat. Ann. § 75-4317 et seq., and amendments thereto, meetings of the board shall be open to the public. Four members shall constitute a quorum for the transaction of business.

(b) For any water district previously created and existing with a five-member board prior to the effective date of this act and until the election and qualification of the sixth and seventh members at the next regular election, three members shall continue to constitute a quorum and may request to meet in special session.