Kan. Stat. § 65-1509a
In addition to the payment of the license renewal fee, each licensee applying for license renewal shall furnish to the secretary of the board satisfactory evidence of successfully completing a minimum of 24 hours of continuing education annually, five hours of which shall relate to ocular pharmacology, therapeutics or related topics of study, approved by the board in the year just preceding such application for the renewal of the license. The board, in its discretion, may increase the required hours of continuing education by rules and regulations adopted by the board. On or before April 1 of each year, the secretary of the board shall send a written notice of continuing education requirements to this effect to every person holding a valid license to practice optometry within the state as provided in subsection (a) of K.S.A. 65-1509, and amendments thereto.
K.S.A. 65-1509a