A 26-year-old Le Roy resident is accused of serving a 17-year-old alcohol and then having sex with her.
The sex was allegedly not consensual.
Alexander J. Kessler, of Myrtle Street, is charged with criminal sexual act, 1st, aggravated sexual abuse, 3rd, forcible touching, endangering the welfare of a child and unlawfully dealing with a child.
The top charge carries a potential sentence of five to 25 years in state prison.
Le Roy Police arrested Kessler following an investigation after receiving a complaint today that Kessler supplied an underage girl with alcohol.
Following arraignment, Kessler was jailed on $5,000 bail.