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Market Rules And Manuals

To guide WESM Members, industry stakeholders and interested parties on the interrelation among the WESM Rules and WESM Manuals, please refer to the WESM Rules and Manuals Map.

 

Title Description Date Published File Type Size
Compendium of Market Documents (as of 11 July 2024) Compendium of all WESM and Retail Market Documents (as of 11 July 2024) 11 Jul 2024 ZIP 18 MB
Definition of Terms Issue 3.0 This document is a compilation of the definitions of terms as provided in the WESM Rules, Retail Rules, and Market Manuals. This document is for information only. 11 Jul 2024 PDF 642 KB
Ancillary Services Monitoring 1.0 This Market Manual sets out the procedures for the monitoring and reporting on the compliance of Ancillary Service Providers that are traded in the WESM. [As of 09 July 2024] 11 Jul 2024 PDF 879 KB
Dispatch Protocol Issue 21.0 This document covers the timetable and procedures on dispatch scheduling and implementation in the WESM. [Last amended per DOE DC2024-06-0019 dated 10 June 2024 on ASM] 11 Jul 2024 PDF 2 MB
WESM Rules (as of 09 July 2024) WESM Rules [Last amended per DOE DC No. 2024-06-0019 dated 10 June 2024] 11 Jul 2024 PDF 2 MB
Dispute Resolution Issue 10.0 This Market Manual sets out the detailed procedures and requirements for the resolution of WESM related disputes. [Last amended per DOE DC No. DC2024-01-0002 dated 12 January 2024 regarding Disputes under the Retail Rules] 05 Mar 2024 PDF 1 MB
Penalty Manual Issue 3.0 This Manual sets out the penalty system that is applied in cases of breach of the WESM Rules and the Retail Rules and their implementing Market Manuals. [Last amended per DOE DC No. DC2024-01-0003 dated 12 January 2024 regarding Available Capacity] 05 Mar 2024 PDF 617 KB
Price Determination Methodology Issue 4.0 This manual provides the mechanism for determining the prices and settlements in the Philippine Wholesale Electricity Spot Market. [Last amended per DOE DC No. DC2024-01-0003 dated 12 January 2024] 05 Mar 2024 PDF 970 KB
Market Network Model Development and Maintenance - Criteria and Procedures Issue 8.0 This document describes the processes involved in the development, approval, publication and revision of the WESM market network model. [Last amended per DOE DC2024-01-0003 (Available Capacity) dated 12 January 2024] 05 Mar 2024 PDF 1 MB
Protocol for Central Scheduling and Dispatch of Energy and Contracted Reserves Issue 4.0 This document describes the processes involved in the central scheduling of energy and reserve capacities through the WESM. [Last amended per DOE DC 2024-01-0003 dated 12 January 2024] 05 Mar 2024 PDF 745 KB
Registration, Suspension and De-Registration Criteria and Procedures Issue 18.0 This manual presents the criteria, guidelines and procedures for the registration, suspension and de-registration of members and participants in the WESM. [Last amended per DOE DC No. 2024-01-0003 and 2024-01-0004 dated 12 January 2024] 05 Mar 2024 PDF 1 MB
Procedures for the Monitoring of Forecast Accuracy Standards for Must Dispatch Generating Units Issue 3.0 This manual establishes the procedures for the monitoring, reporting, and review of the forecast accuracy standards for compliance of must dispatch generating units. [Last amended per DOE DC2024-01-0005 dated 12 January 2024] 05 Mar 2024 PDF 414 KB
Billing and Settlement Issue 15.0 This document contains the formula for the calculation of additional compensation amount and specify the recovery process. [Amended per DOE DC2023-08-0024 (Additional Compensation) dated 02 August 2023] 11 Sep 2023 PDF 874 KB
Retail Metering Standards and Procedures Issue 7.0 This manual presents the metering procedures and standards for the Retail Market. [Last amended per DOE DC2023-01-0004 (Implementation of the Green Energy Option Program) dated 31 Jan 2023] 28 Apr 2023 PDF 641 KB
Retail Disclosure and Confidentiality of Retail Customer Information Issue 3.0 This Manual covers the types of Retail Customer information that may be subject to disclosure and available for dissemination, and the procedures for requesting and release of Retail Customer information. [Last amended per DOE DC2023-01-0004 (GEOP)] 23 Mar 2023 PDF 170 KB
Retail Green Energy Option Program Procedures Issue 1.0 This manual provides detailed procedures for the implementation of the Green Energy Option Program (Promulgated per DOE DC2023-01-0004 dated 31 Jan 2023) 23 Mar 2023 PDF 505 KB
Retail Market Transactions Procedures Issue 4.0 This manual presents the criteria, guidelines, and procedures for customer switching and termination of supply contracts. (Last amended per DOE DC2023-01-0004 dated 31 Jan 2023 regarding implementation of the Green Energy Option Program) 23 Mar 2023 PDF 374 KB
Retail Registration Criteria and Procedures Issue 4.0 This manual presents the criteria, guidelines, and procedures for the registration of participants in the retail market. (Last amended per DOE DC2023-01-0004 dated 31 Jan 2023 regarding implementation of the Green Energy Option Program) 23 Mar 2023 PDF 311 KB
Retail Rules (as of 26 February 2023) Rules for Integration of Retail Competition in the Wholesale Electricity Spot Market. (Last amended per DOE DC No. 2023-01-0004 dated 31 January 2023 regarding Implementation of the Green Energy Option Program) 23 Mar 2023 PDF 546 KB
Metering Standards and Procedures Issue 16.0 This document covers the development, validation, approval, publication and revision of the WESM Metering Manual. [Last amended per DOE DC2023-01-0003 (Validation Timeline Adjustment for Metering and Billing) dated 12 Jan 2023] 14 Mar 2023 PDF 3 MB
Load Forecasting Methodology Issue No. 5.0 This Market Manual sets out the procedures for determining load forecast used in the relevant market runs in the Philippine Wholesale Electricity Spot Market. [Last amended per DOE DC2023-01-0001 (Market Network Model) dated 11 Jan 2023] 14 Mar 2023 PDF 681 KB
Guidelines Governing the Constitution of the WESM Governance Committees Issue 5.0 This Manual sets out the qualifications and disqualification of members of the WESM Governance Committees and the process of their selection and appointment. [Last amended per DOE DC2022-12-0038 dated 21 Dec 2022 regarding WESM Governance.] 27 Jan 2023 PDF 362 KB
System Security and Reliability Guidelines Issue 2.0 This manual prescribes general guidelines that must be followed by all WESM Participants to maintain the security and reliability of the Luzon, Visayas and Mindanao power systems. [Last amended per DOE DC No. 2022-11-0036 Implementation of Reserve Market] 19 Jan 2023 PDF 164 KB
Market Operator Information Disclosure and Confidentiality Manual Issue 7.0 This manual presents the guidelines & procedures for the disclosure and protection of information received or generated by the MO in the course of the performance of its functions of operating the WESM [Amended per DOE DC2022-06-0023, 20 June 2022] 23 Sep 2022 PDF 403 KB
Constraint Violation Coefficients (CVC) and Pricing Re-runs Issue 8.0 This manual provides the CVC to be used by the Market Dispatch Optimization Model, and the Market Pricing Re-runs involved to correct prices in cases where constraint violations or pricing errors occur. [Amended per DOE DC2022-06-0024, 20 June 2022] 23 Sep 2022 PDF 381 KB
PEM Audit Market Manual Issue 3.0 This document covers objectives, scope, and procedures of various audits of the Market Operator and the WESM to be conducted by the PEM Audit Committee. [Last amended per DOE DC No. 2022-03-0012 dated 25 March 2022] 30 May 2022 PDF 245 KB
WCO Certification and Registration Issue 1.0 This manual sets out the guidelines and procedures for the certification and registration of WESM Compliance Officers as provided for in the WESM Rules. 12 Feb 2022 PDF 255 KB
Procedures for Changes to the WESM Rules, Retail Rules and Market Manuals Issue 5.0 This Market Manual sets out the method and procedures for changes to the WESM Rules, Retail Rules and Market Manuals. [Last amended per DOE DC 2021-10-0034 dated 12 October 2021 regarding enhancements to the rules change process.] 29 Dec 2021 PDF 190 KB
Market Surveillance Issue 1.0 This document covers the procedures and detailed requirements, data exchange, reports and activities for market monitoring, assessment, and surveillance. [As of 23 October 2021] 16 Dec 2021 PDF 237 KB
Enforcement and Compliance Issue 1.0 This manual sets out the procedures for monitoring compliance by WESM Members with their obligations under the Market Rules and Market Manuals, and in the investigation and imposition of sanctions for breach. [As of 23 October 2021] 16 Dec 2021 PDF 437 KB
Technical Committee Market Manual Issue 3.0 This Market Manual establishes the scope, functions, and responsibilities of the Technical Committee pursuant to the WESM Rules. [Last amended per DOE DC2021-08-0026 dated 30 July 2021 regarding enforcement and compliance processes in the WESM.] 06 Dec 2021 PDF 219 KB
Guidelines on Significant Variations in and between Trading Intervals Issue 4.0 This Market Manual sets out the guidelines and non-exhaustive list on significant variations in and between trading intervals. 25 Jun 2021 PDF 145 KB