He was elected to the senate in 1990, representing Bethlehem, Bridgewater, Middlebury, Oxford, Roxbury, Seymour, Southbury, Thomaston, Watertown and Woodbury.
DeLuca announced his opposition to the proposal of Governor Jodi Rell to increase the state income tax to pay for added education funding.
On June 1, 2007, DeLuca was arrested upon allegations that he asked James Galante, a businessman linked to a garbage corruption scandal, to intervene in a domestic abuse problem of a family member.
Galante is reported to have paid Matthew Ianniello of the Genovese crime family $120,000 a year in protection money for his Connecticut and Westchester Country trash-hauling routes.
[1] On June 4, 2007, DeLuca pleaded guilty to a misdemeanor threatening charge, received a suspended sentence, and was ordered to pay a fine.