Regulatory methods


Validation decisions and regulatory methods 2024–2031

The Energy Authority monitors the pricing of network operators as a whole in periods of four years. The Energy Authority has confirmed to the electricity and natural gas operators the methods on the basis of which the monitoring will be carried out for the next eight years. The monitoring is based on electricity and natural gas market legislation, regulatory methods to guarantee reasonable pricing confirmed by the Energy Authority on the basis of electricity and natural gas market legislation, and legal praxis.

The monitoring methods confirmed by the Energy Authority are network operation specific as follows:

Natural gas transmission network activities: Regulation methods in the fifth regulatory period 2024–2027 and in the sixth regulatory period 2028 –2031

Electricity distribution and high-voltage network operations: Regulation methods in the sixth regulatory period 2024-2031
Explanatory memorandum confirmation decisions regulation methods in the sixth regulatory period

Publication of Information on the Methodology for Determining Regulated Revenue of the Natural Gas TSO in Accordance with Regulation (EU) 2024/1789

Natural Gas Transmission System Operator (TSO): Gasgrid Finland Oy
Tariff Period: 2024 for the financial data provided (regulatory period 2024-2027, methodology period 2024-2031)
Date of First Publication: August 1, 2025
Last update: August 1, 2025

This page details the methodology used to determine the regulated revenues for the natural gas network TSO Gasgrid Finland Oy for the ongoing tariff period, in accordance with EU regulations (Regulation (EU) 2024/1789). Where the TSO is part of a larger entity, the information is provided separately for the transmission activities.