[2] Hammer was a member of the Arkansas House of Representatives for eight years before being elected to the state Senate in 2018.
[4] In 2020, during the COVID-19 pandemic in Arkansas, Hammer was one of several Republican state legislators who sued Arkansas Governor Asa Hutchinson, a fellow Republican, over public health measures that he ordered to prevent the spread of the virus.
[1] In 2021, as part of Republican efforts to restrict voting following Trump's defeat, Hammer introduced a bill to eliminate early voting in Arkansas on the last Monday before Election Day, a measure that voting-rights groups described as voter suppression.
[6][7] In 2021, Hammer opposed the grant of a liquor-sales permit for a new Costco Wholesale in west Little Rock, a portion of which is in his district.
Hammer wrote a letter to the director of the Alcohol Beverage Control Division, contending that the public's needs were "being adequately met by these existing businesses.