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Paying Workers Less Than the CoS Salary: The Mistake That Costs Licences
GuideSponsor ComplIANS·3 March 2026

Paying Workers Less Than the CoS Salary: The Mistake That Costs Licences

Paying Workers Less Than the CoS Salary: The Mistake That Costs Licences

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Guide 5 min read 3 March 2026

7 min read 16 views Paying Workers Less Than the CoS Salary: A Mistake That Can Cost Your Licence

When you issue a Certificate of Sponsorship (CoS), you're making a direct promise to the Home Office. That promise includes one of the most critical details in sponsorship: the worker's salary. It's a figure set in stone, a declaration of the gross annual pay you will provide. But what happens when the reality of your payroll doesn't quite match that promise? The consequences can be severe, and as many care providers have discovered, the Home Office does not take kindly to broken promises.

It doesn't matter if the shortfall is a few pounds short due to an administrative error, or if the worker themselves agreed to a different rate after arriving. From the Home Office's perspective, a mismatch is a mismatch. If the salary on the payslip doesn't align with the salary on the CoS, you have a serious compliance breach on your hands. This isn't a minor issue; it's a fundamental failure that can, and often does, lead to licence suspension or revocation.

What Went Wrong: A Real-World Example

Let's look at a recent case we handled. A care provider had their sponsor licence revoked following a compliance visit. During the audit, Home Office officials cross-referenced the salary stated on each sponsored worker's CoS with the company's payroll records, including their P60s and HMRC data. They found multiple discrepancies.

For several workers, the figures were off. Some were underpaid by small, almost negligible amounts each month, while others had significant shortfalls. When questioned, the sponsor had no clear explanation or documentation to justify the differences. The paper trail simply wasn't there.

The Home Office concluded that the sponsor had fundamentally failed to pay its workers in line with the conditions of their sponsorship. This breach alone was sufficient grounds for revocation.

This wasn't a case of deliberate deception, but one of poor process. The result, however, was the same. The business lost its licence, its sponsored workers faced uncertainty, and the organisation's reputation was left in tatters. It’s a cautionary tale we see all too often. You can read more about how a UKVI salary mismatch can trigger disaster in our case notes.

How to Ensure Your CoS Salaries Are Always Compliant

The only way to avoid this risk is to be proactive. You cannot afford to wait for a Home Office audit to uncover salary discrepancies. You need to find and fix them first. Here’s a clear, actionable process you should implement immediately.

Your first step is to conduct an internal audit. Right now. Pull up every sponsored worker's CoS and compare the stated salary with their payslips and P60. If you find a gap, you must fix it and meticulously document why it occurred and the corrective action taken.

  1. Build a Regular Checking Process

Don't treat salary compliance as a one-off task. It must be an integral part of your operations. We recommend running a full comparison between CoS salaries and actual pay at least once per quarter. Make it a non-negotiable step in your payroll and HR cycle.

  1. Maintain an Impeccable Paper Trail

If a worker's pay changes for a legitimate reason—such as a change in hours, a promotion, or a period of unpaid leave—you must document it flawlessly. This means updating the CoS via a sponsor note, amending the employment contract, and keeping a detailed record on the worker's file explaining the change. Without this evidence, it's just your word against the Home Office's data.

💡 Tip: Automate Your Salary Checks

If you're manually checking spreadsheets, you're leaving yourself open to human error. It takes just one mistake to trigger an audit. The Sponsor Complians Hub includes a powerful Salary Compliance module that automates this entire process. It cross-checks every worker's CoS salary against your payroll data in real-time, flagging any mismatch instantly so you can address it long before it becomes a problem for the Home Office.

⚠️ Watch Out: Unreported Changes

Remember, any significant change to a sponsored worker's employment, including salary or hours, must be reported to the Home Office. Forgetting to do so is a common breach. The Hub's Date Timeline tracker and Reporting Duties reminders ensure you never miss a critical deadline, while the Document Management system provides a secure, auditable home for every contract amendment and sponsor note.

Don't Let a Simple Payroll Error Destroy Your Business

Salary compliance is not an area where you can afford to be complacent. The Home Office is actively using data to catch sponsors out, and doing nothing is no longer an option. By taking control of your processes, you can protect your licence and your business. For more insights on how to get ready, see our guide on preparing for a Home Office compliance visit and understand why even submitting every document might not be enough if your underlying data is wrong.

The risks are simply too high to manage with spreadsheets and manual checks. A single data entry error or a forgotten report can put your entire operation in jeopardy. The Sponsor Complians Hub is designed specifically for care providers like you, giving you a single source of truth for all your compliance needs. From salary checks and right-to-work validation to reporting deadlines, our platform provides the automated oversight you need to operate with confidence.

Disclaimer: This guide is for general information only and should not be treated as legal advice. Every organisation's circumstances are different. If you know or suspect that you have breaches in your sponsor duties, contact a professional adviser before the Home Office contacts you.

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