Gas transmission service

The transmission system operator offers capacities at all entries and exits in Croatia as:

1. annual standard capacity product - certain amount of capacity for all gas days in a certain gas year (starting from 1st October)
2. quarterly standard capacity product - certain amount of capacity for all gas days in a certain quarter (starting from 1 October, 1 January, 1 April or 1 July)
3. monthly standard capacity product - certain amount of capacity for all gas days in a certain month (starting from 1 day of each month)
4. daily standard capacity product - certain amount of capacity for a gas day
5. within-day standard capacity product - a given amount of capacity for a particular period within a single gas day (from a start time within a particular gas day until the end of the same gas day)

The operator offers standard capacity products for the firm and interruptible capacity.
Interruptible capacity is offered at the transmission system entries and the transmission system exits at which there is no available firm capacity or at which technical conditions of transmission system do not enable firm capacity offering.
The standard capacity product shall be expressed in the energy unit at Gross Calorific Value under normal conditions.

Contracting capacity at an interconnection
The transmission system operator offers standard capacity products at the interconnection pursuant to the provisions of the Commission Regulation (EU) 2017/459 dtd 16 March 2017 establishing a network code on capacity allocation mechanisms in gas transmission systems and repealing Regulation (EU) No 984/2013.
At the interconnection, the transmission system operator offers capacity as a bundled and/or unbundled capacity.

Capacity booking and contracting at the interconnections have been described on the next page - link

Contracting capacity at the entries and exits in the Republic of Croatia
At the entries and exits in the Republic of Croatia the transmission system operator offers standard capacity products in compliance with the Network Code of the Transmission System - link.
The information on available firm and interruptible capacity has been published on the web page of the transmission system operator - link.

Capacity booking and contracting have been described on the following page - link.