This guide is maintained as a current resource for September 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.
Limitation period for claims relating to defective incorporation in England and Wales explained, including negligence and contract time limits, fraud exceptions under the Limitation Act 1980, professional liability, and key legal principles affecting company formation disputes.

Defective incorporation occurs where a company is formed in a way that does not comply with legal requirements under the Companies Act 2006. Issues may include invalid filings, procedural errors in registration, misrepresentation during formation, failure to meet statutory requirements, or incorporation carried out on the basis of false or incomplete information.
Although incorporation creates a separate legal entity, disputes can still arise where parties argue that the company was improperly formed or that losses were caused by defective incorporation processes. These disputes may lead to civil claims in negligence, misrepresentation, breach of statutory duty, or fraud.
The key legal question is how long a claimant has to bring such claims. The answer depends on the type of legal action pursued, governed primarily by the Limitation Act 1980, alongside company law principles on incorporation validity and certificate conclusiveness under the Companies Act 2006.
Legal Effect of Incorporation and Why Defects Matter
Once a company is incorporated, it generally has separate legal personality. Under the Companies Act 2006, the certificate of incorporation is conclusive evidence that the statutory requirements for formation have been met.
This means that even if procedural irregularities occurred, the company usually remains valid in law. As a result, disputes rarely challenge the existence of the company itself. Instead, claims focus on:
- Professional negligence by formation agents, accountants, or solicitors
- Misrepresentation during incorporation
- Fraudulent or improper use of incorporation documents
- Loss caused by defective registration filings
- Liability for pre-incorporation acts or agreements
These claims are subject to civil limitation rules rather than company formation rules alone.
Main Legal Routes for Defective Incorporation Claims
Claims relating to defective incorporation typically fall into the following categories:
1. Negligence claims
Against professionals responsible for formation or filing errors.
2. Misrepresentation claims
Where incorrect statements induced incorporation or investment.
3. Breach of contract
Where incorporation services were provided under a contractual arrangement.
4. Fraud or deliberate concealment
Where incorporation was used to mislead or unlawfully structure ownership or liability.
Each category has a different limitation framework.
Standard Limitation Periods
The Limitation Act 1980 sets the primary time limits for civil claims in England and Wales.
Negligence and tort-based claims
- 6 years from the date the cause of action accrued
- Generally begins when the defective act occurred, not when it is discovered
Contract claims
- 6 years from breach of contract
Claims based on deeds (less common in incorporation services)
- 12 years
These are the most common limitation periods relevant to defective incorporation disputes.
When Does Time Start Running?
A central issue in defective incorporation cases is the “accrual date” of the claim.
Time usually begins when:
- The incorrect incorporation filing is submitted
- The negligent act or omission occurs
- The claimant suffers measurable financial loss
- A legally significant reliance decision is made based on incorrect incorporation
Importantly, ignorance of the defect does not normally delay the limitation period.
Fraud, Concealment, and Postponement of Time Limits
Where defective incorporation involves fraud or deliberate concealment, the limitation rules change significantly.
Under section 32 of the Limitation Act 1980:
- Time does not begin to run until the claimant discovers the fraud, concealment, or mistake
- Or could reasonably have discovered it with due diligence
This is particularly relevant in cases involving:
- Identity theft during incorporation
- False director appointments
- Concealed shareholder arrangements
- Deliberate filing of misleading incorporation documents
This rule can extend the practical time window significantly beyond six years.
Claims Against Company Formation Agents and Professionals
Many defective incorporation claims are brought against third parties such as:
- Company formation agents
- Accountants
- Solicitors
- Online incorporation service providers
Typical claim basis
- Failure to properly complete incorporation documents
- Incorrect filing of statutory forms
- Failure to verify identity or authorisation
- Breach of duty to exercise reasonable skill and care
Limitation position
- Usually 6 years from the negligent act
- Potential extension under section 32 for concealed errors
Professional negligence claims are also subject to evidential challenges where records are older or incomplete.
Pre-Incorporation and “Defective Contracting” Issues
A related area involves pre-incorporation contracts entered before a company legally exists.
Key principle:
- A company cannot normally be bound by contracts made before incorporation unless later adopted.
Claims arising from defective incorporation in this context may include:
- Personal liability of promoters
- Misallocation of contractual obligations
- Failure to properly incorporate before trading
Limitation periods still generally follow the 6-year rule, depending on whether the claim is framed in contract or tort.
Judicial Interpretation and Corporate Certainty
Courts place strong emphasis on commercial certainty once incorporation has occurred. This affects how defective incorporation claims are treated:
- Courts are reluctant to undo incorporation retrospectively
- The focus is usually on compensation, not invalidation
- Time limits are enforced strictly unless statutory exceptions apply
This reflects the policy that third parties must be able to rely on the Companies House register.
Practical Effect of Delay
Even where a claim is technically within limitation, delay can significantly weaken it:
- Evidence from incorporation may no longer be available
- Professional firms may have destroyed archived records
- Witness recollection becomes unreliable
- Courts may infer acquiescence or waiver in long-delayed disputes
In incorporation-related litigation, documentary evidence is often decisive.
Key Limitation Summary
- Negligence claims: 6 years
- Contract claims: 6 years
- Deed-based claims: 12 years
- Fraud or concealment: limitation postponed under section 32
- Time starts: usually from the negligent act or loss, not discovery
- No separate limitation for “defective incorporation” itself-only for the underlying claim type
Common Questions
Can a company be declared invalid due to defective incorporation?
Generally no. Once incorporated, the certificate is conclusive evidence of valid formation under the Companies Act 2006.
Can limitation be extended if incorporation was fraudulent?
Yes. Fraud or concealment may delay the start of the limitation period until discovery.
Is there a specific “company law” limitation period?
No. Limitation is governed by general civil law rules under the Limitation Act 1980.
What is the main legal risk of delay?
Claims may become statute-barred, meaning the defendant can rely on limitation as a complete defence.
Final Thoughts
Claims relating to defective incorporation do not have a single dedicated limitation period. Instead, they are governed by general civil limitation rules, most commonly the six-year period for negligence and contract claims under the Limitation Act 1980. Fraud or concealment can postpone the limitation clock, while evidential deterioration makes delayed claims harder to pursue successfully. The legal system prioritises certainty in corporate structures, meaning early action is typically critical where incorporation defects are suspected.