 Instead, he returned to his private law practice and shortly thereafter merged his law firm with Del Toro & Santana where he practiced until his election to Congress in 1992.In the 1992 elections, Romero was elected to the 103rd and 104th United States Congress as Resident Commissioner of Puerto Rico, and relocated to Washington, D.C..He was reelected to the 105th and 106th United States Congress as well.