When a Company Buys Another Company: What Happens to the Employees? Employee Rights and Employer Obligations Explained

Business acquisitions and mergers can feel like a whirlwind for everyone involved. If you’re an employer who is acquiring another company - or an employee who’s heard rumours of an impending buyout - it’s natural to wonder: when a company buys another company, what happens to the employees?

The good news is that UK law provides a robust framework protecting employee rights during business transfers. But it’s also a time that fills people with questions: Will jobs be safe? What happens to contracts and benefits? What are your rights if a company goes out of business as part of a sale? Whether you’re an employer hoping for a smooth transition or an employee anxious about the future, understanding your legal position is the essential first step.

In this guide, we’ll break down exactly what both employees and employers need to know when a company changes hands, including key laws, the process, and practical actions. Read on to understand your rights, duties, and the best ways to protect everyone’s interests in a business acquisition.

Why Business Acquisitions Raise Questions About Employees

Acquisitions, mergers, and business sales are a normal part of a thriving UK business scene. When a company buys another company, this could mean:

• A complete share purchase (the new owner takes over the company “as it is” with all staff, contracts and assets intact);
• An asset sale (the buyer picks selected assets - such as a business, department, or contract - rather than the company itself);
• Or even another structure, like merging two businesses together.

Whichever approach is taken, the big question is: what happens to the employees? This depends on factors like whether the business is sold as a going concern (that is, it’s carrying on as the same kind of operation after the sale), or whether it’s shutting down for good.

In most cases, the law aims to protect employees by ensuring that - if their part of the business carries on - their jobs, pay, benefits and rights continue without interruption. Let’s explore how this works in the real world.

Which Law Governs Employee Rights in Business Purchases?

The key protection for UK employees during company sales and business transfers comes from TUPE - that’s short for the Transfer of Undertakings (Protection of Employment) Regulations 2006. TUPE applies in most situations where:

• A business, or part of a business, is sold to a new owner (as a “going concern”);
• The employer outsources or insources a service that employees are assigned to (a “service provision change”).

In short, if you’re buying a business and intend to keep it running with the same activities, TUPE obligations almost certainly apply.

If the company being bought is actually closing down and ceasing trading (rather than being taken over), different employment rights kick in - including redundancy pay, notice periods, and protections for employees if their employer becomes insolvent or goes out of business. You can find more info about redundancy steps and employee rights here.

What Does TUPE Mean for Employees? Your Legal Protections

TUPE can sound complex, but here’s the fundamental principle: Your job, and your key terms and conditions, move with you to the new employer.

If you’re an employee in a business being bought or sold under TUPE, here’s what you need to know:

• Your employment contract transfers automatically to the new owner. This covers your pay, length of service, holidays, notice period, and most contractual rights.
• Your continuity of employment is preserved (it’s as if you were always employed by the new owner - no ‘reset’ of service or blips in your record).
• Your pension rights don’t always transfer exactly, but there are rules requiring minimum protections or comparable schemes to be offered.
• The new employer can’t just change your contract or dismiss you because of the transfer (unless there is an “economic, technical, or organisational” reason that requires changes, and proper process is followed).
• If you are dismissed or forced out because of the transfer - and not for one of the narrowly defined reasons above - it’s likely to be an automatically unfair dismissal.

This means that, for most employees, a business sale doesn’t mean starting again or losing legal protections. It means the new owner “steps into the shoes” of the old one for the relevant employees - responsibilities and all.

When Does TUPE Not Apply? Exceptions and Redundancy Rights

Not every company purchase will trigger TUPE. Some common exceptions include:

• If only the assets (not an ongoing business) are bought - for example, just equipment or property;
• Where the business is bought to be wound up, not continued (in which case redundancy rules may apply instead);
• If a one-off project changes hands that isn’t an ongoing business or part of one.

If TUPE doesn’t apply, or if the business is shutting down for good, employees may have rights under redundancy legislation - including redundancy pay, notice periods, and protection against unfair dismissal. For more detail on fair redundancy processes, see our guide to redundancy laws.

If you’re worried about what rights you have if a company goes out of business, employees can get financial help from the government for unpaid wages, notice pay or redundancy (subject to limits). More on that can be found in our article on redundancy entitlement.

Do Employees Have a Choice About Transferring?

While the law is designed to protect jobs, it doesn’t force employees to work for a new employer if they really don’t want to (this is known as the “right to object”).

However:

• If you object to the transfer, your employment will end automatically on the transfer date, and you won’t be entitled to redundancy pay or unfair dismissal rights. It’s as if you resigned.
• If you stay, your contract continues as normal (with the new owner).

This is a big decision - and it’s wise to weigh it up with expert legal or HR advice, as it can affect both your job security and legal compensation.

What Information and Consultation Duties Do Employers Have?

TUPE isn’t just about protecting contracts - it requires a transparent process. Both the selling company and the buyer must:

• Inform affected employees (and usually their representatives, such as trade unions or elected employee representatives) about the proposed transfer, when it will happen, what will change, and any risks;
• Consult regarding any proposed changes to working conditions or jobs;
• Pass on certain “employee liability information” to the new employer at least 28 days before the transfer (for example, pay, benefits, disciplinary records, claims and collective agreements).

Failing to consult properly or withholding information can lead to legal claims and penalties. If you’re managing a transfer, it’s vital to follow these steps to avoid problems down the line. Our article on employee onboarding also contains useful tips for integrating staff into a new ownership structure.

Can the New Employer Make Changes After the Transfer?

One of the most common worries, for both employees and employers, is whether the new boss can “rip up” old contracts and start fresh, or make sweeping changes that undermine existing benefits.

The short answer is: No, not unless there’s a valid reason and a fair process is followed. TUPE strictly limits when and how changes can be made:

• Any change to terms because of the transfer is generally void, even if you agree to it. Only changes due to a genuine “economic, technical or organisational” reason (such as a restructure, change of workplace or business needs) are allowed.
• Consultation with employees (and agreement where possible) is required for any changes. Simply imposing worse terms is not lawful.
• Certain benefits, such as occupational pensions, are treated differently - the new employer generally only has to provide minimum pension contributions.
• There are strict rules about collective agreements (such as pay and working conditions set through negotiation with unions)- these generally carry over for at least a year.

If you’re considering changing an employee’s contract after a purchase, we strongly recommend checking out our guide to changing employment contracts for a full legal breakdown.

What Happens to Employee Claims, Policies and Handbooks?

TUPE doesn’t just pass over the contract - it moves across most employee rights, obligations, and liabilities as well. This means:

• Any grievances, disciplinary cases, or outstanding claims (like unfair dismissal, discrimination or unpaid wages) transfer with the affected employees. The new owner “inherits” responsibility for these.
• Handbooks, policies, and collective agreements covering staff (even if custom to the original employer) also continue to apply, unless and until properly replaced or changed.
• Employees keep their length of service (which matters for redundancy, sick pay, and other legal rights).

It’s a smart move for buyers to do careful due diligence before any deal, to identify hidden employment risks and plan for onboarding. Sellers are also expected by law to share key information with the purchaser.

Best Practices for Employers and Employees in a Business Acquisition

For Employers (Both Sellers and Buyers):

• Start consultation with employees as soon as a sale becomes likely - clarity builds trust and avoids later disputes.
• Get a headstart on your legal disclosure obligations: gather contracts, policies, and employee liability information.
• Take legal advice on any planned changes, redundancies or integration (some employer plans may not be allowed under TUPE).
• Plan for “onboarding” of staff, including updates to payroll, reporting lines, and contracts, all in line with TUPE.
• Consider your obligations under UK employment laws more broadly - minimum wage, health & safety, anti-discrimination and more still apply.

For Employees:

• Ask for information in writing about the transfer, its likely effects, and how your contract and benefits will be honoured.
• Talk to your union or employee rep (if you have one) for collective protection and negotiation help.
• Weigh up the pros and cons of transferring versus objecting (and the legal consequences) before making a final decision.
• If you think you’re being treated unfairly (say, being asked to agree to worse terms or redundancy) seek advice - action may be unlawful under TUPE.
• Keep evidence and records of all communications - this will help if any dispute arises about your employment rights in the new business.

What Happens if a Company Goes Out of Business During a Sale?

If instead of a “going concern” transfer, the company is shutting down due to insolvency or financial distress, employees face a different set of rights and challenges:

• Redundancy laws entitle eligible employees to redundancy pay, notice pay and holiday pay (subject to statutory caps - more detail here);
• If the employer can’t pay because of insolvency, the government’s Redundancy Payments Service may cover basic entitlements;
• Consultation still applies: employers must inform and consult staff if making over 20 redundancies;
• The National Insurance Fund can pay employees for lost wages, but only within certain time and monetary limits.

There are also rules to protect employees from unfair dismissal during closures - so get advice if you’re affected by a winding-up or liquidation process.

Key Takeaways

• When a company buys another company, employees usually have their jobs, pay, rights and key benefits protected under TUPE, provided the business continues as a going concern.
• Employees don’t start from scratch - their contracts, service length and most legal rights transfer automatically to the new owner.
• Employers must inform and consult staff throughout the process, and can’t impose changes to contracts unless there’s a valid business reason allowed under law.
• All employee claims and liabilities (such as grievances and unfair dismissal rights) move to the buyer, along with contracts and collective agreements.
• If a business is not continuing and is closing (for example, due to insolvency), redundancy and other employment laws apply, giving employees rights to redundancy pay and notice.
• It’s important for both employers and employees to seek legal advice early, as the rules are strict and breaches can get costly - both in money and workplace harmony.

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If you need support or tailored advice on employee rights and obligations during a business sale, we’re here to help. You can reach the Sprintlaw team at team@sprintlaw.co.uk or call us on 08081347754 for a free, no-obligations chat.