For landlords
Review the rent with a clear evidence base.
Understand the review mechanism, rental evidence, valuation approach and procedural options available when agreement cannot be reached.
Landlord guidance →
Independent commercial rent review guidance
Independent information, expert guidance and professional support for UK commercial landlords and tenants.
Knowledge today. A fairer tomorrow.
Rent reviews can turn on a handful of words in a lease, the quality of comparable evidence and the assumptions made about the property. Our aim is to make that process clearer.



For landlords
Understand the review mechanism, rental evidence, valuation approach and procedural options available when agreement cannot be reached.
Landlord guidance →For tenants
Test the landlord’s proposal against the lease, market evidence and valuation assumptions before deciding how to respond.
Tenant guidance →Guides & resources
A step-by-step explanation of review dates, notices, hypothetical lease terms, comparable evidence, negotiation and dispute resolution.
Explore the guide →Knowledge hub
Practical guidance for every stage of a commercial rent review, from understanding the lease to resolving a dispute.
Lease
Review dates, assumptions, disregards and the hypothetical lease.
Valuation
How transactions, incentives and property differences are analysed.
Process
Follow the process from review date through negotiation and determination.
Questions
Straightforward answers to common landlord and tenant questions.
A–Z
Understand ITZA, passing rent, caps, collars, experts and other terminology.
Explore
Browse all guidance by lease issue, review mechanism, property type and dispute route.
Trusted information
CommercialRentReview.com is an independent information resource focused exclusively on UK commercial rent reviews.
The aim is simple: help landlords and tenants understand the process, the valuation evidence and the options available before important decisions are made.