Tell us about your building
We use this to calculate your proportionate share and benchmark against comparable UK properties.
All residential units in your block.
Check your lease or Land Registry title.
Or enter your apportionment % directly below.
Overrides the floor area if entered.
Older buildings typically carry higher maintenance costs.
What services does your building have?
Tick everything that applies. We use typical UK cost benchmarks for each to estimate your building's total annual spend.
If entered, we compare your actual charge directly against the benchmark.
| Service | Your share |
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Your rights as a leaseholder
This calculator provides an estimate based on typical UK benchmarks and is for illustrative purposes only. It does not constitute legal or financial advice. If you believe your service charge is unreasonable, you may apply to the First-tier Tribunal (Property Chamber). Contact the Leasehold Advisory Service (LEASE) at lease-advice.org for free independent advice.