The Medicaid Trust Fund Board of Directors shall be composed of the Governor, who shall be its chairman; the Director of Finance, who shall be its vice-chairman; the Commissioner of the Alabama Medicaid Agency, who shall be its secretary; the Chairman of the Senate Finance and Taxation Committee-General Fund or his or her designee; and the Chairman of the House Ways and Means Committee-General Fund or his or her designee. The board shall meet at the call of the chairman. Any four members shall constitute a quorum for the purpose of transacting business. The proceedings of the board shall be reduced to writing by the secretary and signed by the chairman or vice-chairman and the secretary. The proceedings of the board shall be recorded in a substantially bound book and filed in the office of the secretary. Copies of such proceedings, when certified by the secretary, shall be received in all courts as prima facie evidence of the matters and things therein certified.