Rules on Criminal Procedure
Section 16. Bail, when not required; reduced bail or recognizance. - No bail shall be required when the law or these Rules so provide.
When a person has been in custody for a period equal to or more than the possible maximum imprisonment prescribe for the offense charged, he shall be released immediately, without prejudice to the continuation of the trial or the proceedings on appeal. If the maximum penalty to which the accused may be sentenced is destierro, he shall be released after thirty (30) days of preventive imprisonment.
A person in custody for a period equal to or more than the minimum of the principal penalty prescribed for the offense charged, without application of the Indeterminate Sentence Law or any modifying circumstance, shall be released on a reduced bail or on his own recognizance, at the discretion of the court. (16a)