D.C. VIPS refers to the representatives and senators of the United States Congress who are based in Washington D.C. These individuals are elected by their respective states to represent them in the federal government. The two crossword solutions, REPS and SENS, refer to the two types of D.C. VIPS: Representatives and Senators. Representatives are elected to serve in the House of Representatives, while Senators are elected to serve in the Senate. Both Representatives and Senators have the power to introduce legislation, debate, and vote on bills.