Assessable profit, reduction of

Chargeable period, utilised in

Final periods, adjustments for

Metric tonne

Necessary restriction, meaning

New fields, increase for

Oil field, for

Participator's share of

Safeguard, profit reduced before applying

Southern Basin, reduction for

Total, ceiling on

Transfers of interests

Already won, transfer of

Arm's length, disposal otherwise than at


– see Blended oil

Disregarded in computation


– see Oil field

Market value

– see Market value


New participator, share deemed to belong to

Owned by person other than participator

Royalties, delivered in place of