People often use "tenancy agreement" and "lease agreement" interchangeably, and in law they are essentially the same kind of thing: a grant of the right to occupy property for a period in return for rent. But the words tend to be used in different contexts, and the length of the term brings different formalities. Here is a plain-English guide for England and Wales.
They are legally the same animal
Both a tenancy and a lease generally give the occupier exclusive possession of property for a defined term, creating an estate in land (a legal interest), not just permission to be there. Rent is common but is not a strictly essential legal element. So technically, a "tenancy" is a lease and vice versa.
The difference is mostly one of usage and length:
- "Tenancy" is commonly used for shorter, often residential arrangements (e.g. an assured shorthold tenancy of a home, often periodic or for a year).
- "Lease" is commonly used for longer or commercial arrangements (e.g. a 10-year commercial lease, or a 999-year long residential lease of a flat).
The key practical difference: formalities and registration
Term length changes the legal formalities required:
- A lease/tenancy for three years or less (taking effect in possession at the best rent without a premium) can be created informally (even orally) and is still legally valid.
- A lease for more than three years must be made by deed (Law of Property Act 1925, ss 52 and 54).
- A lease for more than seven years must additionally be registered at HM Land Registry to take effect as a legal lease.
So a short residential "tenancy" can be very informal, while a long "lease" needs a deed and often registration.
Don't confuse a lease/tenancy with a licence
A more important legal distinction is between a lease/tenancy and a licence:
- a lease/tenancy gives exclusive possession and creates an interest in land with statutory protections;
- a licence is mere permission to use property, with no estate in land and far fewer rights (e.g. a lodger, or a serviced-office occupier).
Whether an arrangement is a lease or a licence depends on its substance, not the label. Exclusive possession is usually the key indicator, but certainty of term and the overall legal character of the arrangement also matter.
Other differences in practice
- Security of tenure: residential ASTs and business tenancies have statutory regimes (Housing Act 1988; Landlord and Tenant Act 1954), note proposed residential tenancy reform through the Renters' Rights Bill (check the current status and whether any reforms have been enacted and commenced).
- Stamp Duty Land Tax (SDLT): may be payable on the grant of a lease (on any premium and the net present value of the rent).
- Repairing and other obligations tend to be more extensive in longer commercial leases.
Key takeaways
- A tenancy and a lease are legally the same kind of arrangement (generally a grant of exclusive possession for a term; rent is common but not essential) but "tenancy" is used for shorter/residential and "lease" for longer/commercial arrangements.
- Formalities depend on length: ≤3 years can be informal/oral; >3 years needs a deed; >7 years needs Land Registry registration.
- The bigger legal distinction is lease/tenancy (an interest in land with protections) vs licence (mere permission), decided by substance (exclusive possession), not the label.
- Watch security-of-tenure regimes (Housing Act 1988 / LTA 1954, and the proposed Renters' Rights Bill reform, check what is enacted and in force) and SDLT.
Sources
- Law of Property Act 1925, ss 52 and 54 (leases over three years by deed; short-lease exception); Land Registration Act 2002 (registration of leases over seven years)
- Case law on the lease/licence distinction (exclusive possession, Street v Mountford)
- Housing Act 1988 (ASTs) and Landlord and Tenant Act 1954 (business tenancies); proposed residential tenancy reform (Renters' Rights Bill: check whether enacted and in force); SDLT (Finance Act 2003)
--- This article is general information about the law of England & Wales as at 2026, not legal advice. For advice on your circumstances, consult a qualified solicitor.