Aaron Carter's cause of death has been ruled a drowning, according to a report from the Los Angeles County Coroner on Tuesday.

The singer died in November. He was 34 years old.

According to the investigative report, Carter was "found submerged under water and unresponsive in his bathtub."

"Medics responded and pronounced death at the scene," the report said.

Contributing factors to Carter's death included effects of difluoroethane and alprazolam, according to the report.

This is a developing story. Please check back for updates.