The tenant is himself a successor if—
A tenant to whom the tenancy was assigned in pursuance of an order under section 24 of the Matrimonial Causes Act 1973 (property adjustment orders in connection with matrimonial proceedings) or section 17(1) of the Matrimonial and Family Proceedings Act 1984 (property adjustment orders after overseas divorce, &c.) is a successor only if the other party to the marriage was a successor.
A tenant to whom the tenancy was assigned in pursuance of an order under Part 2 of Schedule 5, or paragraph 9(2) or (3) of Schedule 7, to the Civil Partnership Act 2004 (property adjustment orders in connection with civil partnership proceedings or after overseas dissolution of civil partnership, etc.) is a successor only if the other civil partner was a successor.
Where within six months of the coming to an end of an introductory tenancy ("the former tenancy") the tenant becomes a tenant under another introductory tenancy, and—
the tenant is also a successor in relation to the other tenancy unless the agreement creating that tenancy otherwise provides.