Subject to voter approval at the general election on November 6, 2018, amends Sections 14 and 15 of Article II of the Constitution to prohibit (1) any person from serving as Speaker of the House of Representatives for more than four consecutive terms in that office, and (2) any person from serving as President Pro Tempore of the Senate for more than four consecutive terms in that office. Provides that service as Speaker or President Pro Tempore in the 2019 and subsequent regular sessions of the General Assembly will be considered in applying the limit established by these constitutional amendments.