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Sick Leave Application

A sick leave application informs the manager that the employee is unwell and unable to work, and requests that the absence be recorded as sick leave. It is often submitted after the fact, with a medical certificate attached when the policy requires one.

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[Company Logo][Company Name]

SICK LEAVE APPLICATION

Date:
[Date]

To,
[Reporting Manager]
[Department]
[Company Name]

Subject: Application for Sick Leave from [DD/MM/YYYY] to [DD/MM/YYYY]

Dear [Reporting Manager],

I was unwell with [fever / viral infection / a medical condition] from [DD/MM/YYYY] and, on the advice of my doctor, was unable to attend office. I had informed you by [phone / message / email] on [DD/MM/YYYY] at [Time].

I request that my absence from [DD/MM/YYYY] to [DD/MM/YYYY], a total of [Number] working days, be treated as sick leave.

[ ] Medical certificate attached
[ ] Medical certificate will be submitted by [Date]
[ ] Certificate not required under policy for this duration

[I have recovered and will report for duty on DD/MM/YYYY. / My doctor has advised rest until DD/MM/YYYY; I will update you if this changes.] During this period [Colleague Name] has kindly agreed to handle [Task]. I can be contacted on [Mobile Number] for anything urgent.

Thank you for your understanding.

Yours sincerely,

[Employee Name]
Employee ID: [Employee ID]
[Designation]

For HR Use

Sick leave balance before[Number]
Days sanctioned as sick leave[Number]
Days treated as other leave / LWP[Number]
Certificate verified[ ] Yes [ ] Not required
HR
[HR Name]
Date: [Date]

What this template includes

  • Date of first absence and expected return
  • Simple description of illness without unnecessary detail
  • Note on medical certificate attached or to follow
  • Confirmation that the manager was informed on day one
  • Reachability, if well enough, for urgent questions
  • Office section for HR to record the sick leave

When to use it

  • Short illness such as fever, infection or food poisoning
  • Regularising absence after the employee informed the manager by phone
  • Leave that crosses the threshold where your policy requires a doctor's certificate
  • Following up an email or message sent on the first day of illness

How to customise this template

  1. 1Write the actual dates of absence, including any already passed
  2. 2Tick whether a medical certificate is attached
  3. 3If you are an ESI-covered employee, mention ESI certificates where relevant
  4. 4Remove the reachability line if you are advised complete rest

HR tips

  • Inform the manager as early as possible on the first day, even by phone or message
  • Keep the description general; detailed diagnosis is private
  • Submit the certificate within the time required by the policy
  • If illness extends, submit a leave extension request rather than staying silent

For HR & hiring managers

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Frequently asked questions

How do I write a sick leave application to my manager?+

State that you are unwell, give the dates of absence and expected return, mention any medical certificate and who is handling urgent work. Keep it short and polite.

Is a medical certificate necessary for sick leave?+

Many companies require one when sick leave exceeds a set number of days, stated in the leave policy as [Number] days. ESI-covered employees may need certificates from ESI dispensaries for ESI benefits.

Can sick leave be applied after returning to work?+

Yes. Sick leave is usually informed on the first day by phone or message and the formal application is submitted on rejoining.

All 50 leave management →