First written warning for lateness letter template

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This First Written Warning for Lateness Letter provides a formal disciplinary outcome where an employee has been found to have failed to meet the organisation’s required standards for punctuality. It sets out the lateness concerns, the improvement required, the review period and the potential consequences of further misconduct.

Use this template to:

  • Confirm a first written warning for persistent or unacceptable lateness
  • Record the dates and pattern of lateness considered
  • Set clear expectations for punctuality and attendance
  • Provide a defined period for sustained improvement
  • Explain the potential consequences of further lateness
  • Confirm the employee’s right to appeal the warning
First written warning for lateness letter template
2026 Reviewed
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What's included in this template?

This template brings together the key information, sections and considerations you need to create a clear, comprehensive and professional HR document. Preview the document below.

  • Confirmation of the disciplinary outcome
  • Details of the lateness and timekeeping concerns
  • Required standard of punctuality
  • Improvement expectations and review period
  • Duration of the written warning and further action
  • Right of appeal and appeal timescale
Template

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Email

[Sender name]

[Sender address]

[date]

[Recipient name]

[Recipient address]

 

Dear [Recipient first name],

First Written Warning for Lateness

Following the disciplinary hearing held on [Date], I am writing to confirm the outcome of that hearing.

Having carefully considered the information available, including the timekeeping records, the matters discussed at the hearing and the explanations you provided, it has been decided that a first written warning is appropriate.

Reason for the warning

The disciplinary matter concerned your repeated lateness and failure to meet the required standard of punctuality.

The lateness considered as part of the disciplinary process was as follows:

Date Scheduled start Actual arrival Minutes late / circumstances
[Date] [Time] [Time] [Details]
[Date] [Time] [Time] [Details]
[Date] [Time]
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£12.99
Specifications
Access 12 months, with updates
Length 2 pages • 615 words
Jurisdiction England, Wales, Scotland
Based on UK law, ACAS guidance
Last update 24/09/2026
Update reason Structure update.
Next review 24/03/2027
Delivery & Format Instant digital delivery, .doc · .txt · email

What is a first written warning for lateness letter?

First written warning for lateness letter template preview

This letter provides a formal first written warning following a disciplinary process concerning an employee’s lateness. It is designed to clearly document the outcome and establish the standard of punctuality expected going forward.

Recording the lateness concerns

The letter allows the employer to identify the dates, times and pattern of lateness considered during the disciplinary process. This helps distinguish the formal warning from a general concern about attendance.

Setting clear expectations

The employee is told exactly what improvement is required, such as arriving ready to work at the required start time and following the organisation’s procedure if an unavoidable delay occurs.

Giving an opportunity to improve

A first written warning should normally provide a reasonable opportunity for the employee to demonstrate sustained improvement. The letter can specify the period during which punctuality will be monitored and reviewed.

Explaining the consequences

The employee is warned that further lateness or failure to demonstrate sustained improvement during the relevant period may result in further disciplinary action, potentially including a final written warning.

Confirming the appeal process

The letter confirms the employee's right to appeal the disciplinary decision and provides a clear timescale and person or role to whom the appeal should be submitted.

Best in class example

An employee is contracted to start work at 8:00am but has arrived after the required start time on a number of occasions over a six-week period. The employee has previously been spoken to informally about punctuality and reminded that they are expected to be ready to work at their scheduled start time.

A disciplinary investigation is carried out and the employee is invited to a disciplinary hearing. At the hearing, the employee explains that some of the late arrivals were caused by transport difficulties but accepts that they have not always allowed sufficient time for their journey.

Having considered the attendance records, the employee's explanation and the previous informal discussions, the manager concludes that the required standard has not been met and issues a first written warning.

The warning confirms that the employee must arrive on time and be ready to work at the scheduled start time on every occasion. It remains current for six months, subject to the organisation's disciplinary policy, and explains that further lateness during that period may result in further disciplinary action.

The employee is also reminded of the requirement to notify their manager as soon as possible if an unavoidable delay occurs and is given the right to appeal the decision.

The wider HR process

Related HR resources and workflow

Explore the HR resources that may be relevant before and / or after using the First written warning for lateness letter, helping you understand the wider process, maintain appropriate documentation and follow a consistent approach.

Previous
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Verbal warning for lateness letter

Our Verbal Warning for Lateness Letter Template addresses lateness concerns promptly, emphasising the importance of punctuality and improvement.

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First written warning for lateness letter
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First written warning for lateness letter

This First Written Warning for Lateness Letter provides a formal disciplinary outcome where an employee has been found to have failed to meet the organisation’s required standards for punctuality.

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Implementation guidance

Use these best practice actions, recommended timescales and process stages to understand when and how the First written warning for lateness letter should be used, helping ensure each step is handled consistently and appropriately documented.

Step Description Responsibility Timing
1 Review the disciplinary hearing findings, timekeeping records, employee explanation and relevant attendance or disciplinary history. Decision-maker / HR Before deciding outcome
2 Decide whether a first written warning is a fair and proportionate outcome based on the evidence and the organisation's disciplinary procedure. Decision-maker After disciplinary hearing
3 Issue the written warning setting out the misconduct, required improvement, review period, warning duration and potential consequences of further lateness. Manager / HR As soon as reasonably practicable after decision
4 Monitor punctuality and provide any reasonable support or clarification needed to help the employee meet the required standard. Manager Throughout warning period
5 Review the employee's timekeeping at the end of the monitoring period and take further action only if justified by the circumstances and applicable procedure. Manager / HR At agreed review point
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Common mistakes

Understand the common mistakes to avoid when using this HR template, helping you reduce risk, prevent unnecessary costs and ensure the process is handled correctly.

  • Issuing a warning without first giving the employee an opportunity to respond
  • Failing to distinguish genuine unavoidable delays from unacceptable lateness
  • Using vague wording such as "your attendance needs to improve" without specifying the required standard
  • Failing to specify how long the warning will remain current
  • Threatening dismissal immediately for ordinary lateness without following the organisation's disciplinary procedure
  • Failing to provide a clear right of appeal
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HR considerations

UK employment law and best practice

This template is designed to support the process, but the document should be used alongside the relevant HR procedure and applied to the circumstances of the individual case.

Lateness as misconduct

Persistent lateness can amount to misconduct where an employee fails to meet the organisation's requirements for punctuality. Employers should apply their own disciplinary and timekeeping rules consistently and consider the individual circumstances before taking formal action.

https://www.gov.uk/dismiss-staff/dismissals-on-capability-or-conduct-grounds

https://www.acas.org.uk/unauthorised-absence/if-theres-a-valid-reason-for-the-absence

Fair disciplinary procedure

Before issuing a formal warning, the employer should follow a fair disciplinary process. This normally involves investigating the issue, notifying the employee of the concerns, giving them an opportunity to respond at a disciplinary hearing and then deciding the appropriate outcome.

https://www.acas.org.uk/disciplinary-procedure-step-by-step/step-2-following-a-fair-procedure

https://www.gov.uk/taking-disciplinary-action/disciplinary-investigations-and-hearings

First written warning

A first written warning is normally the first formal disciplinary warning where misconduct has been established. The warning should explain the nature of the misconduct, the improvement or change required, the timescale for improvement and the potential consequences of further misconduct.

https://www.acas.org.uk/disciplinary-procedure-step-by-step/step-5-deciding-on-the-disciplinary-outcome

Required improvement

The employee should be given a clear and reasonable standard to meet. For lateness, this may include arriving at the workplace and being ready to work at the contracted or scheduled start time, together with following the organisation's procedure for reporting unavoidable delays.

https://www.acas.org.uk/disciplinary-procedure-step-by-step/step-5-deciding-on-the-disciplinary-outcome

Reasons for lateness

Employers should consider whether there is a valid reason for lateness before treating it as misconduct. Examples can include illness, unexpected emergencies or travel disruption. Employers should also consider whether there may be an underlying issue that they reasonably know about and whether support may be appropriate.

https://www.acas.org.uk/unauthorised-absence/if-theres-a-valid-reason-for-the-absence

Duration of the warning

The letter should state how long the warning will remain current for disciplinary purposes. The period should be consistent with the organisation's disciplinary policy and applied fairly. Acas gives six months as an example of a period that may be used for a first warning, but employers should follow their own applicable procedure.

https://www.acas.org.uk/disciplinary-procedure-step-by-step/step-5-deciding-on-the-disciplinary-outcome

Right of appeal

The employee should be given the opportunity to appeal the disciplinary decision. The appeal should normally be dealt with by someone who has not previously been involved in the disciplinary matter where possible.

https://www.gov.uk/disciplinary-procedures-and-action-at-work/disciplinary-appeals

https://www.acas.org.uk/disciplinary-procedure-step-by-step/step-6-after-the-disciplinary

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FAQs

Can lateness justify a first written warning?

Yes. Persistent or unacceptable lateness can amount to misconduct. However, the employer should consider the circumstances, any explanation provided and whether the disciplinary process has been followed fairly before deciding that a warning is appropriate.

How long should a first written warning for lateness remain current?

The period should normally be stated in the organisation's disciplinary policy and confirmed in the warning letter. Acas gives six months as an example for a first warning, but there is no single statutory period that applies to every employer.

What improvement should the employee be required to make?

The warning should set a clear and measurable standard. For example, the employee should arrive at work and be ready to commence work at their scheduled start time, unless there is an unavoidable circumstance that has been reported in accordance with the organisation's procedure.

Can the employee appeal a first written warning?

Yes. A disciplinary outcome should include a right of appeal and explain how and when the appeal should be submitted. Where possible, the appeal should be handled by someone who was not previously involved.

What if the employee says their lateness is caused by a health condition?

The employer should consider the information provided and whether the situation may involve disability or another health-related issue requiring further consideration. Depending on the circumstances, reasonable adjustments or other appropriate support may need to be considered before further disciplinary action.

Why use HRDocBox rather than AI?

HRDocBox templates are designed specifically for UK employers and structured around practical HR processes, employment law and recognised guidance. They provide a ready-to-use framework for a formal disciplinary outcome while allowing the employer to adapt the document to the circumstances of the case.

How this content is developed and reviewed

The First written warning for lateness letter template is developed using a practical HR methodology that considers current UK employment legislation, ACAS guidance, CIPD good practice and the real-world HR process it supports. Templates and supporting information are regularly reviewed and updated, with additional reviews triggered by significant changes to legislation, guidance or established HR practice, helping ensure each document remains practical, relevant and suitable for UK employers.

About the author

Darryl Horn, Chartered HR Director

Darryl is a Chartered HR professional with over 25 years' experience in senior HR and employee relations roles.

He has extensive practical experience of managing disciplinary HR processes and founded hrdocbox to provide businesses with practical, professionally developed HR resources grounded in UK employment law and best practice.

HRDocBox has been creating practical UK HR documents since 2009.

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