6. For regulation 34(4) (apportionment of liability), substitute—
“(4) For the purposes of paragraph (2)—
(a)the value of a material interest is the price that it might reasonably be expected to obtain if sold on the open market on the day the apportionment takes place; and
(b)the valuation shall assume that the chargeable development has been completed on the day before the apportionment takes place.”