"Professionally cleaned" is one of the most disputed phrases in a tenancy agreement — because it isn't clearly defined by law.
Many tenancy agreements require carpets to be returned in a "professionally cleaned" condition, but that phrase has no fixed legal standard in the UK. What it means in practice is usually decided by the letting agent, the landlord, or — if it goes that far — a deposit dispute adjudicator. Here's what actually tends to satisfy it.
Why the certificate matters: if a deposit dispute goes to adjudication, a dated invoice from a professional cleaner is far stronger evidence than a tenant's word that carpets were cleaned.
Landlords can't charge tenants for carpets simply getting older — general fading and flattening from normal use is fair wear and tear. What can be charged for is specific damage: burns, deep staining, pet damage, or carpets left in a genuinely dirty state beyond normal use. The line isn't always obvious, which is exactly why disputes happen.
The clearest agreements state upfront whether carpets need to be professionally cleaned at move-out and, ideally, name what standard is expected. Vague wording is what leads to arguments later.
Book a professional clean before your final inspection, keep the invoice, and take photos of the result. If a dispute arises, that paper trail does most of the arguing for you.
Book an end of tenancy clean →We provide a same-day cleaning certificate for deposit purposes with every end of tenancy clean.