Taiwan Power Company Electricity Trading Platform

Taiwan. Status: operational.

Wholesale design: Regulated single-buyer power system with a competitive Taipower platform for day-ahead ancillary services and reserve-capacity trading; this is not a full wholesale energy spot market.

Market type
National procurement platform
Operator
Taiwan Power Company
Dispatch model
Taipower centralized dispatch with day-ahead competitive ancillary-service procurement from qualified resources.
Pricing granularity
product and hourly bidding period; no generic settlement interval is published in the cited rules
Nominal frequency
60 Hz
Where energy trades

Where does energy trade in Taiwan Power Company Electricity Trading Platform?

Energy in Taiwan Power Company Electricity Trading Platform trades in 2 layers: day-ahead ancillary services and reserve capacity.

What a battery can sell

What ancillary services can a battery sell in Taiwan Power Company Electricity Trading Platform?

Taiwan Power Company Electricity Trading Platform has 4 ancillary-service products, across 3 families — regulation, contingency reserve and replacement reserve: Energy-shifting with Dynamic Regulating Function Reserve, Regulation Reserve, Spinning Reserve, Supplemental Reserve. Response timing, direction and eligibility for each are in the cards below, as the official sources state them.

Facts below are stated as the official sources state them. A missing line means the source does not state that value — never that the value is zero.

Regulation

  • Energy-shifting with Dynamic Regulating Function Reserve E-dReg

    independent trading product since the 2023 rule revision

    Combine dynamic frequency regulation with scheduled or instructed energy shifting to support renewable integration and net-load management.

    Direction
    charging and discharging
    Stated response
    product-specific dynamic-regulation specification; no single full-activation deadline is published in the cited overview
    Trigger / range
    frequency-control signal and energy-transfer schedule under Taipower specifications
    Typical procurement
    hourly platform procurement
    Pricing
    platform demand curve and settlement rules

  • Regulation Reserve

    operational on Taipower's day-ahead ancillary-service market

    Correct system-frequency deviations through rapid automatic response.

    Direction
    upward and downward / charging and discharging according to qualified resource
    Full activation
    10 s
    Trigger / range
    system frequency deviation under Taipower technical specifications
    Typical procurement
    hourly platform procurement
    Pricing
    platform clearing and performance settlement under Taipower rules

Contingency reserve

  • Spinning Reserve

    operational on Taipower's day-ahead ancillary-service market

    Provide synchronized operating reserve following a contingency or sudden supply-demand imbalance.

    Direction
    upward
    Full activation
    10 min
    Sustain
    at least 1 h
    Trigger / range
    contingency or reserve need under Taipower dispatch rules
    Typical procurement
    hourly platform procurement
    Pricing
    platform clearing and settlement rules

Replacement reserve

  • Supplemental Reserve

    operational on Taipower's day-ahead ancillary-service market

    Increase operating reserve after a dispatch instruction to address a sudden load increase or longer contingency.

    Direction
    upward
    Full activation
    30 min
    Sustain
    at least 2 h
    Trigger / range
    sudden load increase or reserve-replacement need
    Typical procurement
    hourly platform procurement
    Pricing
    platform clearing and settlement rules
Getting paid to exist

Does Taiwan Power Company Electricity Trading Platform have a capacity mechanism?

No central capacity market. Taiwan Power Company Electricity Trading Platform has 1 capacity/adequacy arrangement — Taipower reserve-capacity market — and it works differently. Responsibility sits with Taiwan Power Company Electricity Trading Unit; Ministry of Economic Affairs Energy Administration as regulator.

Taipower reserve-capacity market

operational trading route; no qualifying centralized 2025 capacity-auction result was identified in public official sources

The regulated reserve-capacity market is a forward resource-adequacy trading route for entities with reserve supply-capacity obligations. Buyers and qualified providers submit quantities and prices through Taipower's platform and contract following competitive matching. It is legally and operationally distinct from the day-ahead ancillary-services market.

platform publication of demand and supply

competitive buyer bidding against seller offers

post-match bilateral contracting

Responsibility
Taiwan Power Company Electricity Trading Unit; Ministry of Economic Affairs Energy Administration as regulator
Unit of obligation
MW of reserve supply capacity measured under the net-peak-capability rules
Auction held in 2025
No () — The mechanism is a decentralized supplier-obligation matching route. Public official sources establish the market and bidding process, but no qualifying centralized 2025 system capacity-auction result was identified; this flag does not assert that no bilateral listing or match occurred.
Revenue routes

Merchant revenue routes

  • ancillary service capacity
  • ancillary service performance
  • reserve capacity
Where this comes from

Official sources

Rules

Service specification

Market explainer

Current as of · from the Global Electricity Market Catalogue v1.2.0 (compiled to , CC BY 4.0). Facts belong to the linked official authorities; verify the current rules before design or bidding decisions.

Questions

Common questions about Taiwan Power Company Electricity Trading Platform

Who operates Taiwan Power Company Electricity Trading Platform?
Taiwan Power Company operates Taiwan Power Company Electricity Trading Platform, covering Taiwan.
Was a qualifying capacity event held in Taiwan Power Company Electricity Trading Platform in 2025?
No. Taipower reserve-capacity market: no qualifying 2025 event is recorded. The mechanism is a decentralized supplier-obligation matching route. Public official sources establish the market and bidding process, but no qualifying centralized 2025 system capacity-auction result was identified; this flag does not assert that no bilateral listing or match occurred.
How is energy traded, priced and settled in Taiwan Power Company Electricity Trading Platform?
Taiwan Power Company Electricity Trading Platform: Regulated single-buyer power system with a competitive Taipower platform for day-ahead ancillary services and reserve-capacity trading; this is not a full wholesale energy spot market. dispatch — Taipower centralized dispatch with day-ahead competitive ancillary-service procurement from qualified resources; pricing granularity — product and hourly bidding period; no generic settlement interval is published in the cited rules.
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