According to the TNC in case when gas is delivered to:
- entry point at interconnection with domestic natural gas fields, nitrogen removal plants or natural gas mixing facilities, or
- exit point to the ISO's system or directly to the final Customer under more than one transmission contract,
the operator of the installation connected/ISO/final Customer shall perform the allocation of the quantities of gaseous fuel delivered to such entry/exit points to individual Shippers active at the entry/exit points.
Operative and settlement allocations can be sent to the Transmission System Operator by:
- Information Exchange System (IES) or
- e-mail message - the TXT file.
For more information on allocations you will find below: