Dent is a proponent of hydrogen fuel and was one of the four founding members of the House Hydrogen Fuel Cell Caucus. In 2006, he proposed legislation aimed at promoting the rollout of commercial hydrogen fueling stations. He has spoken of his vision for the development of a "Hydrogen Highway East", similar to California Governor Arnold Schwarzenegger's plans for a Hydrogen Highway on the West Coast. Dent is a member of The Republican Main Street Partnership. In 2007 he was elected to co-chair the Tuesday Group, a centrist organization of Congressional Republicans.