Notice Periods in the UK: What Employers Need to Know

If you employ staff (or you’re about to hire your first employee), the “notice period” is one of those terms that comes up constantly - in resignations, performance management, redundancies, and even when you’re negotiating a new contract.

But what is a notice period in practice, and what does it mean for you as an employer?

Getting this right matters. A clear, legally compliant notice period helps you:

• plan resourcing and handovers;
• reduce disruption to customers and operations;
• avoid disputes about pay, leave and final working days; and
• protect confidential information and client relationships.

Below, we’ll break down how notice periods work in the UK from a small business perspective, including statutory minimums, how to set notice in contracts, and practical steps to handle resignations and terminations properly.

What Is A Notice Period (And Why Does It Matter For Employers)?

In UK employment, a notice period is the amount of time that must pass between one party giving notice to end the employment relationship and the employment actually ending.

In other words: it’s the “runway” between the decision to leave (or end employment) and the final day of employment.

Notice can be given by:

• the employee (for example, resignation), or
• the employer (for example, dismissal, redundancy, or termination for another reason).

Why Notice Periods Are A Big Deal In A Small Business

For a lean team, one person leaving can have an outsized impact. A well-drafted notice clause gives you time to:

• recruit or arrange cover;
• transition projects;
• recover company property (laptops, keys, cards, equipment);
• protect confidential information; and
• manage customer expectations.

It also helps you avoid common “grey areas” like whether someone can leave immediately, whether you can require them to work their notice, and what they must be paid during that period.

Contractual Notice vs Statutory Notice

There are two main sources of notice obligations:

• Statutory notice (the legal minimum notice set by UK law), and
• Contractual notice (whatever notice period you and the employee agreed in the employment contract).

As a rule, a contract can provide more notice than the statutory minimum, but it generally can’t provide less (at least not for notice you give as the employer).

This is one reason it’s worth having a properly drafted Employment Contract in place from day one - you don’t want to be relying on assumptions when a resignation lands in your inbox.

What Are The UK Statutory Minimum Notice Periods?

UK law sets minimum notice periods, and as an employer you need to meet these standards even if your contract is silent (or poorly drafted).

Statutory Notice You Must Give Employees

In general, the statutory minimum notice you must give an employee is:

• At least 1 week if they have been employed for 1 month to 2 years, and
• 1 week for each full year of service if they have been employed for 2 to 12 years (up to a maximum of 12 weeks).

So if someone has worked for you for 6 full years, the statutory minimum notice from you is typically 6 weeks.

Important: statutory notice is a minimum. Your employment contract can require you to give longer notice - and if it does, you’ll usually need to follow the contract (unless a lawful summary dismissal applies, or another fair dismissal route changes what’s required, and even then it’s not always straightforward).

Statutory Notice Employees Must Give Employers

Employees must also give notice if they resign, and the statutory minimum is usually:

• 1 week if they have been employed for 1 month or more.

However, many employment contracts require employees to give longer notice (for example, 2 weeks, 1 month, or 3 months), especially for senior roles.

Does Statutory Notice Apply During Probation?

Probation is a common time for quicker exits, but you still need to be careful. Even during probation, employees can have notice rights depending on their length of service and what the contract says.

It’s worth setting out probation-specific notice provisions clearly, and aligning them with your processes for performance and conduct. If you’re reviewing your approach, Probation Period settings are a good place to start.

How Do You Set The Right Notice Period In An Employment Contract?

From an employer’s perspective, the “right” notice period is a balancing act. You want enough time to protect the business, but not so much that it becomes impractical (or deters candidates).

Common Notice Periods In UK Small Businesses

While every business is different, typical contractual notice periods include:

• 1 week (often for junior roles, especially after probation);
• 2–4 weeks / 1 month (common for many standard roles);
• 2–3 months (common for managers, sales roles, or specialist positions);
• 3–6 months (more common for senior leadership roles).

If your business relies heavily on one person (for example, a lead engineer, a studio manager, or your only finance administrator), a longer notice period can be a real operational safeguard.

Notice Should Match The Role’s Risk Profile

When deciding what notice period to include, think about:

• handover time required (complex work needs more runway);
• client relationship risk (especially for sales/account management roles);
• confidential information exposure (commercial strategy, pricing, product plans);
• recruitment lead time in your sector; and
• business continuity (can you operate without them?).

Be Careful When Changing Notice Periods

If you later want to change a notice period (for example, when promoting someone or restructuring your team), that’s usually a contract change - and contract changes should be handled properly to avoid disputes or claims.

This often comes up when employers are updating terms across the team. If you’re navigating that, Employment Contract Changes can be a tricky area and it’s worth getting tailored advice.

What About Contractors?

If you hire freelancers or contractors, notice periods still matter - but the rules usually come from the contract for services, not employment law.

This is one reason contractor agreements need to be drafted carefully. Too little notice can leave you without support mid-project; too much notice can make it hard to swap suppliers if performance drops.

If your workforce includes non-employees, Contractor Notice Period terms should be reviewed separately from employee notice.

What Happens When An Employee Resigns?

Resignations can feel disruptive, especially in a small team - but they’re also one of the easiest situations to manage if you have a clear process and a solid contract.

1) Confirm The Resignation In Writing

Even if they tell you verbally, confirm in writing:

• the date notice was given,
• their contractual notice period, and
• their expected final working day.

This avoids confusion later (and helps if there’s a dispute about the “start date” of notice).

2) Check The Contract (And Any Policies)

Look for clauses about:

• notice length;
• whether notice must be in writing;
• garden leave;
• pay in lieu of notice (PILON);
• return of company property; and
• confidentiality and restrictive covenants.

3) Decide How You’ll Use The Notice Period

In a perfect world, notice is a clean handover period. In reality, you’ll need to make a call:

• Do you want them to work the notice? Great for handover and continuity.
• Do you want them out quickly? This may reduce risk (for example, in sales roles), but you’ll need to manage pay correctly.

If there are performance or conduct issues in the background, treat this carefully - resignations don’t automatically erase legal risk, especially if there’s an underlying grievance or dispute.

4) Final Pay, Holiday And Deductions

You’ll typically need to calculate:

• salary up to the final day of employment;
• any accrued but untaken holiday (to be paid, unless your contract/policy allows you to require holiday to be taken during notice);
• commission/bonus arrangements (if applicable); and
• lawful deductions (only where permitted, and ideally supported by the contract).

This is where small errors can become expensive disputes, so it’s worth doing a careful check before issuing the final payslip and P45.

Ending Employment: Dismissal, Redundancy, PILON And Garden Leave

Notice periods are just as important when you are the one ending employment - and for employers, this is where legal risk can increase quickly if you rush the process.

Notice Periods And Fair Process Still Matter

Giving correct notice doesn’t automatically make a dismissal “safe”. Depending on the situation, you may also need a fair reason and a fair process (especially where the employee has sufficient qualifying service for unfair dismissal rights).

It’s also important to remember that, in some cases (for example, where there’s gross misconduct and summary dismissal is justified), you may be able to dismiss without notice. However, getting that wrong can expose you to a wrongful dismissal claim (among other risks), so it’s worth taking advice before acting.

So think of notice as one piece of the puzzle - important, but not the whole picture.

Redundancy Notice: Don’t Mix It Up With Redundancy Pay

Redundancy situations often create confusion because there are several separate concepts at play:

• consultation (process obligations),
• notice (time between notice and termination), and
• redundancy pay (a payment that may be due if eligibility requirements are met).

If redundancies are on the horizon, it’s worth checking you’re applying the right notice rules and starting dates. Redundancy Notice Period can be especially technical when employees are off sick, on leave, or where there are contractual notice enhancements.

Can You Use Pay In Lieu Of Notice (PILON)?

PILON is where you end employment immediately (or earlier than the notice end date) and pay the employee instead of having them work their notice.

From a small business point of view, PILON can be useful when:

• you need to protect confidential information;
• you’re concerned about customer/client poaching;
• the employment relationship has broken down; or
• keeping the employee at work during notice would be awkward or disruptive.

But it needs to be handled correctly - ideally with a PILON clause in the contract - because there can be different legal and payroll treatment depending on how termination is structured (and you may need specialist tax advice in some cases).

If you’re weighing up this option, PILON rules are worth reviewing before you act.

What Is Garden Leave?

Garden leave is where the employee remains employed (and paid) during the notice period, but you instruct them not to attend work or perform duties.

Employers often use garden leave to:

• reduce competitive risk while still meeting notice obligations;
• remove access to systems and clients;
• allow time for handover through controlled channels; and
• avoid paying a lump sum PILON if cashflow is tight.

However, you should only place someone on garden leave if the contract allows it (or you get agreement), because otherwise you risk breaching contract.

Common Notice Period Mistakes Employers Make

Here are a few issues we regularly see small businesses run into:

• No written contract (or a contract that’s missing a notice clause), leaving you exposed to disputes about what applies.
• Using the wrong notice period (confusing statutory notice with contractual notice, or applying the wrong tier).
• Trying to shorten notice unilaterally without a PILON clause or agreement (or without a clear legal basis, such as a valid summary dismissal situation).
• Forgetting holiday (either paying for accrued holiday incorrectly or not managing holiday during notice).
• Skipping process (assuming notice makes a dismissal “legal” without following a fair process where required).

Notice periods are a classic example of “small admin detail, big legal impact”. When you’re busy running a business, it’s easy to miss - but it’s also one of the easiest areas to tighten up with the right documents and a clear process.

Key Takeaways

• A notice period is the time between notice being given and the employment ending - it applies whether the employee resigns or you terminate employment.
• As an employer, you must follow at least the UK statutory minimum notice periods, but your contract may require longer notice (and in limited cases such as summary dismissal for gross misconduct, notice may not be due).
• The best way to avoid disputes is to set clear notice terms in an Employment Contract that matches the role, seniority and business risk.
• Probation, contractors, and promotions can all affect notice arrangements - don’t assume one notice period fits every situation.
• Resignations should be confirmed in writing, with clear final day calculations (including pay and holiday) and a plan for handover and company property.
• If you need someone to leave quickly, PILON or garden leave can help - but they should be supported by the contract and handled carefully to avoid breach of contract or other claims.

If you’d like help reviewing your notice period clauses or putting the right employment documents in place, you can reach us at 08081347754 or team@sprintlaw.co.uk for a free, no-obligations chat.