The tenancy must meet the basic requirements of an assured tenancy (excluding the security of tenure effects) and the following: 1a. The tenancy started between 15 January 1989 and 27 January 1997 (inclusive) and was accompanied by a prescribed warning, was for a fixed term, and for at least six months; or 1b. The tenancy started at or after 28 February 1997 2. The tenancy is not excluded by a notice stating it is not a shorthold before or after the tenancy 3. The tenancy does not specify within it that it is not a shorthold