A periodic tenancy (where the tenancy has no fixed term and continues from period to period unless notice to terminate is given) is also known as a lease for an indefinite term (see Schedule 17A, paras 1 and 4 of the Finance Act 2003 (FA 2003); see also HMRC guidance at SDLTM14045). In order to ascertain if any Stamp Duty Land Tax (SDLT) is due in respect of such a lease, a lease for an indefinite term is treated initially as a lease for a fixed term of one year (FA 2003, Sch 17A, para 4(1)(a)). If it continues after the expiry of that first year, it is treated as if it were a lease for two years (FA 2003, Sch 17A, para 4(1)(b)) and if it continues after the expiry of the second year, it is