LIMA, PERU (CNN) -- Joran van der Sloot could be formally charged as early as Tuesday in the killing of Stephany Flores Ramirez, Peruvian government authorities said.
The government authorities said Van der Sloot confessed to murder late Monday. He will likely be held at one of three maximum security prisons -- Castro Castro, Piedras Gordas and Lurigancho, authorities said.
Efforts by CNN to contact van der Sloot's attorney were not immediately successful.
At his first court appearance, the judge may set a hearing date for van der Sloot and could order additional investigations in the case.
The Peruvian justice system often issues a lighter sentence in cases where the suspect confesses. That may have influenced his alleged confession.
Van der Sloot could get up to 35 years in prison. There is no death penalty or life sentence in Peru.
A Peruvian police report leaked Monday said Flores was found in his hotel room on the floor, half-dressed. The report provides new details about the hours before Flores' body was found.
Van der Sloot, who was twice arrested in connection with the disappearance of Alabama teen Natalee Holloway in Aruba in 2005.
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