(1) If an election is made under section 266, the following provisions have effect.

(2) For the purposes of making allowances and charges under this Part, relevant plant or machinery is treated as sold by the predecessor to the successor—

(a) when the succession takes place, and

(b) at a price which gives rise to neither a balancing allowance nor a balancing charge.

(3) “Relevant plant or machinery” means any plant or machinery which—

(a) immediately before the succession, was owned by the predecessor, and was either in use or provided and available for use for the purposes of the qualifying activity, and

(b) immediately after the succession, is owned by the successor, and is either in use or provided and available for use for the purposes of the qualifying activity.

(4) Allowances and charges are to be made under this Part to or on the successor as if everything done to or by the predecessor had been done to or by the successor.

(5) All such assessments and adjustments of assessments are to be made as are necessary to give effect to the election.

(6) This section is subject to section 267A.