Incumbent parliamentarian Elizabeth MacDonough has held the office since 2012, appointed by then-Senate majority leader Harry Reid.

The Republican Party, also known as the Grand Old Party (GOP), is a right-wing political party in the United States. One of the two major parties, it emerged as the main rival of the then-dominant Democratic Party in the 1850s, and the two parties have dominated American politics since then.

The One Big, Beautiful Bill provides entrepreneurs and small businesses with the tools and policy environment they need to invest in their businesses and workforce, to innovate and strengthen their firms, and to lead America's economic resurgence.”