| Thu, 16 Oct 2025

rules change

Market Governance
Preferential Dispatch
Overview

The proposed amendments seek to:

  1. amend the classification of priority dispatch generating units to include all biomass plants (with FiT certificate or none), geothermal, and impounding hydro plants;
  2. provide that controllable generating units involving biomass, geothermal and impounding hydro plants that are currently registered as providers of ancillary services should be registered as scheduled generating units in view of the principles of co-optimizing its energy and reserve capacities through market offers for the upcoming reserve market; and
  3. define projected output for hydropower and geothermal plants classified as priority dispatch generating units

 

Market Rules and Manuals Affected
  1. WESM Rules; and
  2. WESM Manual on Registration, Suspension and De-registration Criteria and Procedures

 

Documentation

ORCP-WR-WM-23-01 - Matrix of Proposed Amendments for Comments - Annexes A to B of this document 

References:

  1. Original Rules Change Proposal submitted by IEMOP (ORCP-WR-WM-22-13)
  2. PEM Board-approved urgent proposal (RCC Resolution No. 2023-01) per PEM Board Resolution No. 2023-56-01

 

Commenting Period: 03 February 2023 to 17 March 2023

Comments received from:

  1. National Grid Corporation of the Philippines (NGCP)
  2. Millennium Energy, Inc./ Panasia Energy, Inc. (MEI/PEI)

 

RCC Resolution No. 2023-07 Proposed General Amendments to the WESM Rules and WESM Registration Manual in view of DOE DC2022-10-0031 (Declaring All RE Resources as Preferential Dispatch Generating Units in the WESM Amending for this Purpose Department Circular No. DC2015-03-0001)

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