Section 149(6) of the Law of Property Act 1925 (LPA 1925) provides that: ‘Any lease or underlease, at a rent, or in consideration of a fine, for life or lives or for any term of years determinable with life or lives, or on the marriage of the lessee, [or on the formation of a civil partnership between the lessee and another person,] or any contract therefor, made before or after the commencement of this Act, or created by virtue of Part V of the Law of Property Act 1922, shall take effect