Field allowance: when held and unactivated amountU.K.
337Initial licensee to hold a field allowanceU.K.
(1)A company that is an initial licensee in a new oil field is to hold a field allowance for that field as from the beginning of the [accounting period in which the authorisation day falls].
(2)The amount of the field allowance which the licensee is to hold at that time is—
where—
T is the amount of the total field allowance for the field (see section 356), and
S is the share of the equity in the field which the initial licensee has at the beginning of the authorisation day.
338Holding a field allowance on acquisition of equity shareU.K.
For provision about holding a field allowance by virtue of the acquisition of a share of the equity in a new oil field, see section 347(2).
339Unactivated amount of field allowanceU.K.
(1)This section applies if a company holds a field allowance for a new oil field by virtue of section 337 or 347(2).
(2)The unactivated amount of that allowance at a particular time (“the relevant time”) is—
where—
R is the amount of the field allowance which the company held before the relevant time by virtue of section 337 or 347(2),
E is the total amount of the field allowance received before the relevant time by virtue of section 347(1) (company already holding field allowance acquires equity share),
A is the total amount of the field allowance activated in respect of —
(a)
accounting periods ending before the relevant time, or
(b)
reference periods ending before the relevant time, and
D is the total amount of reductions in the field allowance made before the relevant time by virtue of section 346 (company disposes of equity share).
(3)A company ceases to hold a field allowance for a new oil field if the unactivated amount of that allowance falls to nil.