Managing sickness absence is one of the biggest challenges for a small business. Whether you have a team of 5, 10 or 50 employees, even just one unexpected absence can have a knock-on effect on productivity, team morale and even your customer service.
But, as an employer, you have a legal responsibility to support employees who are under the weather and need time off work. It’s also critical that you have a consistent process in place to manage absences fairly – you’ll not only protect your business, but you’ll also encourage a healthier, happier and more engaged workforce.
In this detailed guide, you’ll walk away with everything you need to know about managing sickness absence in 2026, including:
- Why managing sickness absence matters
- What counts as sickness absence
- UK sickness absence rules employers should know about
- What a sickness absence policy should include
- How to manage short-term sickness absence
- Handling long-term sickness absence
- Supporting employee wellbeing
- Common mistakes small businesses make
- Using technology to manage absence
Managing Sickness Absence in the UK: A quick glance
Sickness absence management involves having a clear absence policy, recording all absences, conducting return-to-work meetings, maintaining regular communication during long-term absence, paying Statutory Sick Pay (where eligible), and making reasonable adjustments for employees with disabilities under the Equality Act 2010.
For UK small businesses, effective absence management helps maintain productivity, supports employee wellbeing, reduces legal risk and ensures compliance with employment law.
Why does managing sickness absence matter to SMEs?
If someone is off sick in a larger business, the absence can often be easily managed and absorbed across multiple teams. However, small businesses rarely have that luxury.
In an SME, poorly managed sickness absence can lead to:
- A drop in productivity & missed deadlines
- Increased pressure on colleagues (and lower morale)
- Temporary staffing costs
- Lower standards of customer service
But, a clear and consistent approach not only helps your team understand what’s expected of them, but ensures managers respond in the same way to every situation.
You’ll also protect your business should an absence issue be escalated to a disciplinary or competency matter later down the line.
What counts as a sickness absence?
When an employee is unable to work due to illness or injury, it’s known as sickness absence. It’s important to understand the different types of absences to ensure you get the right policies in place and respond appropriately.
Short-term sickness absence
Usually lasting just a few days, short-term sickness is often caused by things like:
- Colds and flu
- Stomach bugs
- Migraines
- Minor injuries
- Dental emergencies
Most employees inevitably experience short-term sickness; we’re all human and this is usually nothing to be concerned about.
Long-term sickness absence
This is usually when an employee has been off sick for 4 consecutive weeks or more.
Common reasons include:
- Chronic illness
- Recovery after surgery
- Mental health conditions
- Musculoskeletal injuries
- Cancer treatment
If you’re dealing with a long-term absence, you’ll need to focus on active management and regular communication with the employee while they’re away from work.
Frequent short-term absence
Sometimes, the issue isn’t about the length of absence – it may be how often an employee is off sick for short periods of time.
If you’re noticing repeated 1 or 2-day absences, this may indicate an underlying health issue or highlight attendance concerns that need discussing.
By monitoring absence patterns, it’s much easier to identify issues at an early stage and provide support where needed.
HR expert insight
“Many sickness absence issues become difficult because employers wait too long to address attendance concerns. Early conversations, accurate record-keeping and supportive management usually prevent minor issues from becoming long-term problems.”
Mary Ewen, MJV Consulting
Which UK sickness absence rules do employers need to be aware of?
Employee Reporting Procedures
Your sickness policy should clearly explain:
- When employees need to report sickness
- Who they should contact and how
- The information they need to provide
- When ongoing updates are expected
Every employee should be aware of this policy and follow the same sickness reporting process.
Self-certification
By self-certifying, employees can take short periods of sickness absence (of 7 days or less) without needing medical evidence from a doctor.
This simply just involves them contacting you and letting you know in line with your company policy.
As an employer, you should keep all records of self-certified absences as part of your absence management process.
Fit notes
For longer absences, employees may need to provide you with a fit note from their GP or healthcare professional.
A fit note usually says that the employee is not fit for work, or may be fit for work with some adjustments.
Suggested adjustments could include:
- Reduced hours
- Amended duties
- Workplace adaptations (e.g. working from home)
- A phased return to work
Statutory Sick Pay (SSP)
Most of the time, you’ll need to pay Statutory Sick Pay (SSP) to employees who are off sick and meet the criteria.
To qualify for SSP, an employee must:
- Be classed as an employee
- Have already done some work for you
- Have been unwell or unable to work for at least one full working day
SSP rules and payment rates can change from time to time, so it’s advisable to check the latest government guidance before processing any payments.
What should a sickness absence policy include?
Every small business should have an official sickness absence policy – even if you have a team of 5 and think you don’t need one.
By having a written policy in place you’ll ensure everyone is on the same page, employees and managers alike.
Your policy should include:
- How sickness should be reported
- Reporting deadlines
- Self-certification requirements
- When fit notes are needed
- Sick pay arrangements
- Return-to-work procedures
- How long-term absence will be managed
- Trigger points for attendance reviews
You should include your sickness policy in your onboarding process, and make sure everyone in your team knows where to find it when it’s needed.
Download our sickness absence policy template for SMEs
How should employers manage short-term sickness absence?
The good news is that managing occasional, short-term illness doesn’t need to be complicated.
Having a consistent process in place provides the entire business with clear guidelines, so everyone knows what’s expected of them if they’re unable to work.
Here are some key steps you should take to keep things fair and simple.
Record every absence
Keeping your absence records up to date is critical in order to stay compliant. You should record:
- Dates
- Reason for absence
- Duration
- Any certification provided
- Return-to-work discussions
Using HR software to record absences helps to simplify admin, keep records safe and save you hours of time.
Stay in touch
It’s important to maintain communication if someone is off sick for several days.
You should:
- Check on their wellbeing
- Ask about likely return dates
- Discuss any support they might need
Balance is key here, though. It’s important that they feel supported by you, but too much contact could make the employee feel pressured when they simply need time to rest.
Arrange return-to-work meetings
Once the employee is feeling better, prioritise holding a return-to-work meeting with them to check in on their recovery and discuss if they need any further support from you.
This only needs to be a short conversation with their manager. They should use this time to:
- Identify any workplace issues
- Update the employee on anything work-related
- Discuss any ongoing health concerns
- Confirm they are well enough to return
Monitor attendance patterns
It’s a good idea to review absence records regularly to ensure there aren’t any concerning patterns forming.
Look for trends such as:
- Repeated absences on Mondays or Fridays
- Absences after annual leave
- Recurring illness
These patterns don’t necessarily indicate misconduct, but they may highlight an issue that needs discussing further.
How should employers manage long-term sickness absence?
If an employee is experiencing long-term sickness, you’ll need to follow a much more supportive and structured approach.
Here’s our step-by-step guide to managing long-term sickness absence in your business.
Stay in regular contact
Frequent communication reassures the employee that their welfare matters to you and helps maintain engagement while they are away from work.
It’s best to agree with the employee how often you’ll communicate with them and which method of contact works best.
Obtain medical evidence
Where appropriate, you should ask for up-to-date medical information. This will help you to understand:
- Expected recovery timeframe
- Likely return date
- Any workplace adjustments you may need to make
Consider reasonable adjustments
If an employee has a disability, the Equality Act 2010 means that employers have a legal duty to make reasonable adjustments.
Of course, this all depends on the employee’s medical circumstances and their needs.
Some examples of reasonable adjustments include:
- Flexible hours
- Reduced workload
- Specialist equipment
- Working from home
- A phased return to work
- Reduced responsibilities
Making reasonable adjustments not only helps the returning employee to feel supported and cared for in the workplace, but also helps to encourage productivity and employee retention as they find their feet at work again. Needless to say, there are benefits for all parties here.
Summary: Short term vs long-term sickness
| Factor | Short-term | Long-term |
| Duration | Up to 4 weeks | 4+ weeks |
| Evidence needed | Self-certification | Fit notes |
| Key focus | Monitoring patterns | Ongoing support |
| Return process | Return-to-work meeting | Phased return (if needed) |
Supporting employee wellbeing
Although some illness is unavoidable, there are steps you can take to reduce the risk of sickness in your workplace.
Small businesses can support employee wellbeing by:
- Encouraging regular breaks
- Promoting a healthy work-life balance
- Providing mental health support
- Offering flexible working (where possible)
- Monitoring workloads to prevent burnout
- Training managers on the early signs of workplace stress
If your employees feel supported, you’re likely to see a rise in engagement along with a reduced risk of long-term absence.
Common mistakes small businesses make
Many of the absence-related issues we see are often because businesses don’t have the correct procedures in place.
Some common mistakes include:
- Not having a written sickness policy
- Inconsistent rules
- Not keeping a proper record of absences
- Ignoring repeated short-term absence
- Delaying conversations with employees
- Not considering reasonable adjustments
In a nutshell: Consistency, thorough documentation and communication are all must-haves.
Using technology to manage absence
HR systems like Breathe and Cezanne make managing, tracking and reporting absence much easier for small businesses.
Features include:
- Employee sickness reporting
- Absence calendars
- Bradford Factor monitoring
- Document storage
- Payroll integrations
If you’re a small business without a dedicated HR team, these useful tools can significantly reduce administrative tasks and improve compliance.
Summary
Managing sickness absence effectively is about creating a fair, transparent and supportive process that works for everyone.
For small businesses, clear policies, accurate record-keeping and open communication can minimise disruption while helping employees feel valued and supported. By taking a proactive approach to absence management, you’ll not only stay compliant with UK employment law but also foster a healthier, more resilient workplace.
Frequently-asked questions
Q: How many sick days are acceptable before I need to take action?
A: There’s no legal limit on this, so this is entirely up to your business. But, you should focus on attendance patterns rather than a specific number of days. Trigger points (such as 3 absences within 6 months) can help identify when a conversation needs to be had.
Q: Can I dismiss an employee for sickness absence?
A: Potentially, but only after following a proper and fair process. You should consider medical evidence, consult with the employee and explore reasonable adjustments. Dismissal should always be a last resort.
Q: Does an employee always need a doctor’s note?
A: No, not always. Employees can self-certify for short periods of sickness. For longer absences, employers can request a fit note.
Q: What is the Bradford Factor?
A: The Bradford Factor is an attendance management tool that puts a greater weight to frequent short-term absences than occasional longer absences. It can help identify patterns, but it should never be used in isolation when making decisions.
Q: Should mental health absences be treated differently?
A: Mental health conditions should always be treated the same as physical illness. In some cases, they fall under the Equality Act 2010, so reasonable adjustments may be necessary.
How MJV Consulting can help
At MJV Consulting, we have 25 years of combined experience helping growing businesses develop practical, people-focused HR solutions that support both employers and employees.
Managing sickness absence effectively is about more than responding when someone calls in sick. It requires clear policies, consistent processes and a thorough understanding of UK employment law. Whether you need help creating a sickness absence policy, managing short- or long-term absence, conducting return-to-work meetings or navigating complex employee health issues, our experienced HR consultants are here to support you.
We provide bespoke HR advice tailored to your business, helping you minimise disruption, remain legally compliant and build a positive workplace culture where employees feel supported and attendance is managed fairly.
So, if you’re a small business in Sussex, Surrey or London looking for expert guidance on sickness absence management or any other HR challenge, get in touch with our friendly team to find out how we can help.
