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Landlord glossaryTenancy

Void Period

A period when a rental property is empty and producing no rent, typically between tenancies. During a void the landlord still pays the mortgage, and usually becomes liable for council tax and utilities. Voids are one of the biggest hidden costs in buy-to-let.

Reviewed by Erdem VolkanLast reviewed 16 September 2026How we check facts

Cost
Lost rent + mortgage + council tax + utilities
Liability
Council tax usually falls on the landlord

Why it matters

What Void Period means for a landlord

A single month’s void wipes out roughly 8% of a year’s rent, so cutting void days is often more valuable than chasing a higher headline rent that sits empty. Voids also flip council tax liability onto the landlord, and empty-property discounts have shrunk or disappeared in many areas. The levers that matter are re-letting before the outgoing tenant leaves, keeping good tenants (renewal beats re-marketing), and turning the property around fast between lets.

Worked example

How it plays out

Sam’s £1,100-a-month flat sits empty for six weeks between tenants while it is repainted and re-let. That is about £1,650 in lost rent, plus roughly £200 of council tax, now his liability, with the empty-home discount long gone, and around £60 of standing-charge utilities: close to £1,900 gone. Had he taken the outgoing tenant’s check-out early, started marketing two weeks before they left and turned the flat around over a weekend, the void could have been a few days. Across a portfolio, cutting the average void from six weeks to one is worth far more than a £25-a-month rent rise.
An illustrative example. Names, places and figures are made up.

Common mistakes

Where landlords go wrong

  1. 01Only marketing the property after the old tenant has left, guaranteeing weeks of empty rent.
  2. 02Forgetting that council tax and standing-charge utilities land on you during a void.
  3. 03Chasing a higher rent that leaves the property empty longer than the extra rent is worth.

What to do

A short checklist

  • Serve the check-out and start marketing before the current tenant moves out.
  • Prioritise renewal of good tenants, retention is cheaper than re-letting.
  • Have a fast turnaround plan (clean, minor repairs, photos) ready for changeover day.

Sources

Checked against these sources on 16 September 2026. A guide to the rules in England, not legal advice: for a dispute or a possession claim, speak to a solicitor.