ChD 19 July 1988. Application by tenants (O) for a declaration that consent to the assignment of their lease had been unreasonably refused by the landlord (G). The lease was for 51 years from March 1985 granted to O`s predecessor A. A covenanted that the house, which was in a poor state of repair , would be repaired. Within six months the lease was sold to O but no repairs had been carried out. In early 1986 O and G negotiated a scheme for alterations O wanted to undertake and G gave permission subject to execution of a formal license. The work to be finished within 18 months. The work was delayed. In the meantime O was offered £1.25m for the house and entered into a contract to sell. In October 1987 G gave notice of its intention to serve a formal notice of breach of contract . O requested permission to assign the lease but G required, although listing circumstances under which it would be possible, that the buyer would covenant to complete the repair scheme and that financial refer