Property Splits and Paramount Control: Why the VOA May Refuse a Split

Direct answer: the VOA may refuse a property split where the evidence does not establish separate rateable occupation or where one party retains paramount control over the whole. Dividing a building physically, issuing licences or allocating rooms on a plan does not automatically create separate assessments.

What paramount control means in practice

The VOA examines who actually occupies and controls each area, the degree of exclusivity, access arrangements, shared facilities and the commercial reality. Documents must match the physical use. Artificial or temporary arrangements are unlikely to be persuasive when one business continues to control the entire property.

Practical example

A warehouse operator licences two enclosed workshops to separate businesses. Each workshop has its own lock, equipment, staff and trading activity, but access and services are shared. The evidence must show the boundaries, rights of access, actual occupation and whether the warehouse operator can freely use or relocate the licensees. The answer turns on control in practice, not the document title alone.

Documents and evidence checklist

• Scaled plans marking each proposed assessment.

• Complete leases, licences and variations.

• Dated photographs of boundaries, locks and access routes.

• Evidence of each occupier's staff, equipment and trading activity.

• Utility, insurance and business records tied to each area.

• Details of shared facilities and who controls them.

• A dated occupation timeline for every unit.

What to do next

Prepare the factual evidence before requesting a split. Keep plans, agreements and photographs consistent. Explain exclusivity and access clearly, including any retained rights. If the VOA refuses, review the stated reason rather than simply resubmitting the same material.

Official sources

VOA Check and Challenge guidance

GOV.UK: Find a business rates valuation

Get case-specific help

Send us the current assessment, plans, agreements and photographs if a split has been refused or is being considered. We can review whether the evidence demonstrates genuinely separate occupation.

Read about VOA property-split services

Article information

Written by Steve Adams, Business Rate Advisors Ltd. Reviewed by Mark Allen. Updated 18 August 2026. This article provides general information for businesses in England and Wales. Every case depends on its own facts, dates and evidence.