He has been a member of the National Action Party (PAN) since 1998. In 2001 he was state counselor of the party in Aguascalientes and from 2002 to 2007 he was a national counselor of PAN, a position he held again in 2015. From 2004 to 2007 he was state president of the National Action Party in Aguascalientes. From November 15, 2001, to November 14, 2004, he was a deputy of the
Congress of Aguascalientes in the LVIII legislature representing District III. He served as president of the administration commission.
Senator of the Republic In the 2018 federal elections, he was nominated by the National Action Party as senator for the state of Aguascalientes. After the elections, he occupied the position of second formula senator in the LXIV Legislature of the Congress of the Union since September 1, 2018. Within the congress he held the position of secretary of the agriculture, livestock, fisheries, and rural development commission. Martín del Campo won re-election as senator for Aguascalientes in the
2024 Senate election, occupying the first place on the
Fuerza y Corazón por México coalition's two-name formula. == References ==