Ollanta Humala had previously been held at the same prison facility under pre-trial detention over illicit contributions to the Nationalist Party.
The Third National Collegiate Criminal Court sentenced Ollanta Humala and wife, Nadine Heredia, to 15 years of effective imprisonment for money laundering.
The full reading of the document is scheduled for April 29.
As is known, Ollanta Humala Tasso was President of the Republic from 2011 to 2016.