One discovery, or a number of concentrated discoveries, which the licensees have decided to develop and for which the authorities have approved, or granted exemption for, a Plan for Development and Operation (PDO).

A facility or installation permanently located on the field during the lifetime of the field. Production ships are covered by this definition if they are intended to be permanently placed on the field.

Controlled burning of gas for safety purposes.

The acquisition of part or all of an oil, natural gas or mineral interest from a third party.

The assignment of part or all of an oil, natural gas or mineral interest to a third party.