513Income chargedU.K.
(1)Tax is charged under section 512 on the whole of the income—
(a)which has arisen in the relevant period from the property comprised in the settlement, and
(b)which has not been applied (whether or not it has been first accumulated) for a property maintenance purpose or for the benefit of a heritage body.
(2)In this section “relevant period” means—
(a)if tax has become chargeable under section 512 in respect of the settlement on a previous occasion, the period since the last occasion, and
(b)in any other case, the period since the settlement took effect.
(3)Tax charged under section 512 is in addition to any tax otherwise chargeable.
(4)All the provisions of the Income Tax Acts relating to assessments and to the collection and recovery of income tax (so far as applicable) are to apply to that charge.