(1)In section 9 of the M1Leasehold Reform Act 1967 (purchase price and costs of enfranchisement, etc.), after subsection (1B) there shall be inserted—

“(1C)Notwithstanding subsection (1) above, the price payable for a house and premises where the right to acquire the freehold arises by virtue of any one or more of the provisions of sections 1A and 1B above shall be determined in accordance with subsection (1A) above; but in any such case—

(a)if in determining the price so payable there falls to be taken into account any marriage value arising by virtue of the coalescence of the freehold and leasehold interests, the share of the marriage value to which the tenant is to be regarded as being entitled shall not exceed one-half of it; and

(b)section 9A below has effect for determining whether any additional amount is payable by way of compensation under that section;

and in a case where the provision (or one of the provisions) by virtue of which the right to acquire the freehold arises is section 1A(1) above, subsection (1A) above shall apply with the omission of the assumption set out in paragraph (b) of that subsection.”

(2)Section 9 of that Act, as amended by this section and with the omission of repealed provisions, is set out in Schedule 15 to this Act.

(3)After section 9 of that Act there shall be inserted—

“9A Compensation payable in cases where right to enfranchisement arises by virtue of section 1A or 1B.

(1)If, in a case where the right to acquire the freehold of a house and premises arises by virtue of any one or more of the provisions of sections 1A and 1B above, the landlord will suffer any loss or damage to which this section applies, there shall be payable to him such amount as is reasonable to compensate him for that loss or damage.

(2)This section applies to—

(a)any diminution in value of any interest of the landlord in other property resulting from the acquisition of his interest in the house and premises; and

(b)any other loss or damage which results therefrom to the extent that it is referable to his ownership of any interest in other property.

(3)Without prejudice to the generality of paragraph (b) of subsection (2) above, the kinds of loss falling within that paragraph include loss of development value in relation to the house and premises to the extent that it is referable as mentioned in that paragraph.

(4)In subsection (3) above “development value”, in relation to the house and premises, means any increase in the value of the landlord’s interest in the house and premises which is attributable to the possibility of demolishing, reconstructing, or carrying out substantial works of construction on, the whole or a substantial part of the house and premises.

(5)In relation to any case falling within subsection (1) above—

(a)any reference (however expressed)—

(i)in section 8 or 9(3) or (5) above, or

(ii)in any of the following provisions of this Act,

to the price payable under section 9 above shall be construed as including a reference to any amount payable to the landlord under this section; and

(b)for the purpose of determining any such separate price as is mentioned in paragraph 7(1)(b) of Schedule 1 to this Act, this section shall accordingly apply (with any necessary modifications) to each of the superior interests in question.”