The Old Bilibid Prison, also known as the "Carcel y Presidio Correccional," could accommodate 1,127 prisoners and was designed to house prisoners segregated by class, sex, and crime.
The San Ramon Prison and Penal Farm in Zamboanga City was established in 1869 to confine Muslim rebels and political prisoners opposed to Spanish rule.
The following documents should be submitted to the Immigration Commissioner: 1) Certified copies of the court decision, 2) Synopsis of the prison record, 3) Expected date of release.
The Director of Corrections must notify the Commissioner of Immigration 30 days before the approximate date of release for a foreign national prisoner.
If an inmate to be released has a pending case, the Director must give the court where the case is pending at least 30 days' notice before the actual date of release.
Legal documents required for admission include Provincial Form Number 45, Commitment Order of the Court/Mittimus, Information and Court Decision of the Case, Certification of Detention, and Certification that the case is not on appeal.
The Sablayan Prison and Penal Farm in Occidental Mindoro and the Leyte Regional Prison were established under proclamations in 1954 and 1973, respectively.