England, Wales, and Scotland each run a separate rent increase regime. England uses a Section 13 notice on Form 4A with at least two months' notice, Wales a form RHW12 notice with at least two months, and Scotland a prescribed rent-increase notice with at least three months. Which regime applies depends on where the property is, and MarketRent covers rent reviews in England.
There is no UK-wide rent increase process. England, Wales, and Scotland each run their own regime, with a different governing Act, a different prescribed form, a different minimum notice period, and a different challenge route.[2][9][11] Which regime applies depends on where the property is, not where the landlord or the agent is based. This article compares the three. For the English process in full, start with our complete guide to rent reviews under the Renters' Rights Act.
What are the rent increase rules in England?
A rent increase on a private assured tenancy in England means a Section 13 notice served on prescribed Form 4A, with at least two months' notice and no more than one increase a year.[1][2][4]
The route sits in section 13 of the Housing Act 1988, heavily amended by the Renters' Rights Act 2025, whose core tenancy reforms took effect on 1 May 2026.[1][3] Since that date every private assured tenancy in England is periodic, and a Section 13 notice is the only lawful way to raise the rent: rent review clauses are of no effect.[2] Three timing tests apply. Serve at least two months before the new rent starts, leave at least 52 weeks since the tenancy's first period began or since the last increase took effect (53 in some years, under the anti-drift rule), and pick a start date on the first day of a rent period.[1]
If the tenant thinks the figure is too high, they can apply to the First-tier Tribunal (Property Chamber) at any point before the new rent's start date; the application costs £47.[6] The tribunal determines the open market rent, cannot set a figure above the one on the notice, and the increase is never backdated.[5] The form itself is covered in What is a Section 13 notice (Form 4A)? and field by field in Form 4A: where to get it and how to complete it; for the amount, see How much can a landlord increase rent?
What are the rent increase rules in Wales?
Wales replaced tenancy agreements with occupation contracts on 1 December 2022 under the Renting Homes (Wales) Act 2016, and renters became contract-holders.[9] On a periodic standard contract, the type that covers the private rented sector, the landlord varies the rent by giving the contract-holder a notice setting out the new rent, at least two months before it takes effect.[7][9] The notice must be on prescribed form RHW12.[8]
The frequency rule is close to England's but not identical: the first new rent can take effect on any date, and each later one must take effect at least one year after the last new rent did.[7]
The sharpest difference is the challenge route. Section 123 gives the contract-holder no referral to a rent officer or tribunal against the figure; once a valid RHW12 notice has run its two months, the new rent takes effect on the date it specifies.[7] And the forms do not travel: Form 4A is prescribed for England's private rented sector, so it does nothing on a Welsh occupation contract.[4][8]
What are the rent increase rules in Scotland?
Most private renters in Scotland hold a private residential tenancy under the Private Housing (Tenancies) (Scotland) Act 2016. Rent can rise no more than once in any 12-month period, and the landlord must give at least three months' notice using the prescribed rent-increase notice; telling the tenant any other way leaves the rent unchanged.[10][11]
A tenant who does not accept the figure can refer it to a rent officer at Rent Service Scotland, who must receive the application within 21 days of the tenant getting the notice.[11][12] The rent officer assesses the open market rent. Scotland's regime differs from England's in ways this page does not attempt to summarise: check the current position on mygov.scot before relying on it.[11][12] Either party can take the decision on to the First-tier Tribunal for Scotland (Housing and Property Chamber).[11][12]
The Housing (Scotland) Act 2025 has since added a rent control area framework to the regime, and the standard process described here applies where a property is not in a designated rent control area, or is exempt within one.[10]
How do the three regimes compare?
| Rule | England | Wales | Scotland |
|---|---|---|---|
| Governing law | Housing Act 1988, section 13, as amended by the Renters' Rights Act 2025[1] | Renting Homes (Wales) Act 2016, section 123[7] | Private Housing (Tenancies) (Scotland) Act 2016[10] |
| What renters hold | Periodic assured tenancy[2] | Occupation contract; standard in the private sector[9] | Private residential tenancy[11] |
| Notice form | Form 4A[4] | Form RHW12[8] | Prescribed rent-increase notice[11] |
| Minimum notice | 2 months[1] | 2 months[7] | 3 months[11] |
| How often | Once every 52 weeks, 53 in some years, none in the first 52 weeks[1] | First on any date, then at least 1 year apart[7] | Once in any 12-month period[10] |
| Challenge route | First-tier Tribunal (Property Chamber), before the start date, £47[6] | None in the Act against the figure[7] | Rent officer within 21 days, then First-tier Tribunal for Scotland[11][12] |
| Can the figure rise on challenge? | No, capped at the notice figure[5] | Not applicable | Determined by a rent officer; check mygov.scot[11] |
Which rules apply to your property?
The ones where the dwelling is. The Renters' Rights Act reforms apply to England; Wales and Scotland kept their own systems.[2] An agency based in England that manages homes over the Welsh border serves RHW12 notices on Welsh timing rules for those homes, whatever the letterhead says.[9] The same logic runs in every direction, so map each property to its nation before any notice goes out.
MarketRent covers rent reviews in England. It runs the Section 13 process end to end for letting agents: evidence pack, Form 4A generation, service, and a documented record of every review, with date checks that block a notice failing the 52-week rule, the rent-period start date, or the two-month minimum. Service methods are compared in Ways to serve a Section 13 notice, and the terminology across this article is decoded in the rent review glossary. For a data-backed reference point on an English property, try the Free Rent Indexation Tool.
This article is general information for letting agents in England, not legal advice.
Sources
- Housing Act 1988, section 13 (as amended), legislation.gov.uk
- Guide to the Renters' Rights Act, GOV.UK (MHCLG)
- The Renters' Rights Act 2025 (Commencement No. 2 and Transitional and Saving Provisions) Regulations 2026 (SI 2026/421)
- Assured tenancy forms, GOV.UK
- Renters' Rights Act 2025, section 7, legislation.gov.uk
- Apply for an open market rent determination, GOV.UK
- Renting Homes (Wales) Act 2016, section 123, legislation.gov.uk
- Notice of variation of rent: form RHW12, GOV.WALES
- Housing law is changing: Renting Homes Wales, GOV.WALES
- Private Housing (Tenancies) (Scotland) Act 2016, Part 4, legislation.gov.uk
- Increasing the rent for a private residential tenancy, mygov.scot
- Rent increases if you have a private residential tenancy, mygov.scot