457. Variation of terms of tenancy or mortgage.

Where, immediately before the operative date1 of a compulsory rights order2, any of the land3 comprised in the order was subject to a tenancy4, but was not comprised in a tenancy in relation to which the Agricultural Holdings Act 1986 applies or in a farm business tenancy5, and the tenancy continues until after the end of the period of occupation6, the landlord or the tenant of the holding may, by notice in writing served7 on his tenant or landlord, demand a reference to the court8 of the question whether any of the terms and conditions of the contract of