Unless specifically exempted from this section, all appropriations for contingent expenses of the Assembly and legislative committees thereof, including appropriations previously made which have not reverted to the General Fund, shall be deposited in and credited to the Assembly Contingent Fund, which fund is created in the State Treasury. The money in the fund shall be available for the expenses of the Assembly and legislative committees thereof and shall be disbursed under or pursuant to the direction of the Assembly as provided in the rules, orders, and resolutions of the Assembly, or as provided by the Assembly Rules Committee (which committee has a continuing existence during sessions and between sessions with such powers, duties and responsibilities as the Assembly from time to time shall prescribe) as and when thereunto authorized by the Assembly. The money in the fund shall be disbursed, pursuant to, and the powers, duties and responsibilities of the Assembly Rules Committee shall be as provided by, the rules, orders and resolutions adopted by the Assembly at the 1949 Regular Session until modified or superseded by Assembly action at a subsequent session.