(1) A person shall not let any small holding unless a contract of tenancy has been entered into.
(2) A contract of tenancy shall be in writing and shall be signed by the parties and attested.
(3) The form of contract of tenancy prescribed in Schedule 1 shall be used with such variations as circumstances may require, but a variation shall not be made which omits the tenant's covenants contained in paragraph 3, or the landlord's covenants contained in paragraph 5 of the Schedule or has the effect of rendering these covenants inoperative or