This edition is revised, improved, and updated. In updating this edition, the pertinent provisions of A.M. No. 21-06-08-SC, June 29, 2021 (Rules on the Use of Body-Worn Cameras in the Execution of Warrants), A.M. No. 03-03-03-SC, Nov. 19, 2021 (Expansion of Jurisdiction of Special Commercial Courts), A.M. No. 08-8-7-SC, March 1, 2022 otherwise known as Rules on Expedited Procedures in the First Level Courts (REPFLC), A.M. No. 10-3-10-SC (2020 Revised Rules of Procedure for Intellectual Property Rights) and Department Circular No. 020 (Policy on Pro-Active Involvement of Prosecutors in Case Build-Up) as well as recent congressional legislations and other relevant issuances and decisions of the Supreme Court were taken into consideration. The citations are enriched to aid the reader in his or her further research.