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Free letter template · Word

Leave Extension Request

A leave extension request is sent by an employee who is already on sanctioned leave and needs more days before returning. It should reach the manager before the original leave ends, explain why, state the new rejoining date and the leave head for the extra days.

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[Company Logo][Company Name]

REQUEST FOR EXTENSION OF LEAVE

Date:
[Date]

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

Copy: HR Department

Subject: Request to Extend Leave Sanctioned from [DD/MM/YYYY] to [DD/MM/YYYY]

Dear [Reporting Manager],

I am currently on [Leave Type] from [DD/MM/YYYY] to [DD/MM/YYYY], sanctioned vide [Reference Number], and was due to rejoin on [DD/MM/YYYY].

Due to [my doctor advising further rest / continued hospitalisation of my Relation / cancellation of my return train/flight / pending family formalities], I am unable to rejoin as planned. I request an extension of [Number] days from [DD/MM/YYYY] to [DD/MM/YYYY]. I will now rejoin on [DD/MM/YYYY].

Leave head for extension[ ] Sick Leave [ ] Earned Leave [ ] Casual Leave [ ] Leave Without Pay
Supporting document[ ] Medical certificate attached [ ] Ticket cancellation proof [ ] Not applicable

[Colleague Name] has agreed to continue covering [Responsibilities] for the extended period. I regret the inconvenience and will inform you immediately if I am able to return earlier.

Yours sincerely,

[Employee Name]
Employee ID: [Employee ID]
[Designation]
Phone: [Mobile Number]

Decision

ItemEntry
Extension approved[Yes / No / Partly]
Days approved[Number]
Leave head[Leave Type]
Revised rejoining date[DD/MM/YYYY]
Balance after extension[Number]
Reporting Manager
[Reporting Manager]
Date: [Date]
HR
[HR Name]
Date: [Date]

What this template includes

  • Reference to the original sanctioned leave
  • Reason for extension, with supporting document if medical
  • Additional days and new rejoining date
  • Leave head for extra days (and LWP if balance is short)
  • Submission before the original leave expires
  • Approval section with updated balance

When to use it

  • Illness or recovery takes longer than expected
  • Travel disruptions such as cancelled flights or trains on the return journey
  • A family situation that continues beyond the planned leave
  • Ceremonies or formalities that extend after a bereavement

How to customise this template

  1. 1Quote the original leave dates and reference
  2. 2Attach a fresh medical certificate if illness is the reason
  3. 3Pick the leave head for the extra days
  4. 4Send by email immediately and follow with a signed copy

HR tips

  • Ask for the extension before your leave ends; overstaying without approval can be treated as unauthorised absence
  • Keep the manager informed even if the final date is still uncertain
  • Request only the days you are reasonably sure you need
  • HR should acknowledge quickly so the employee knows the status

For HR & hiring managers

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Frequently asked questions

How do I request an extension of leave?+

Write to your manager before your current leave ends, refer to your sanctioned leave, explain the reason, state how many extra days you need and your new rejoining date, and attach any proof.

What happens if I overstay leave without approval?+

The extra days may be treated as unauthorised absence or leave without pay under the policy and may lead to disciplinary action after due process. Always inform and seek approval.

Can a leave extension be refused?+

Yes, depending on business needs and balance. If refused, the employee should discuss options with the manager, such as returning on the original date or working remotely.

All 50 leave management →