One Day Leave Application. 10 templates to ace your leave

One day leave application

A one-day leave application is a common request that employees and students make for personal or urgent matters. Crafting a professional leave application ensures approval and clarity, whether for a medical appointment, a family obligation, or personal reasons.

This guide will teach you how to write a proper one-day leave application with examples, tips, and essential dos and don’ts.

Why Writing a Good One-Day Leave Application Matters

• Clear Communication: It informs your manager or teacher about your absence.
• Professionalism: A well-written application reflects your responsibility.
• Approval Success: A proper format increases the chances of leave approval.

How to write a One-Day Leave Application

1. Subject Line: Keep it concise and specific. Example: "Request for One-Day Leave on [Date]."
2. Address the application to the appropriate authority (e.g., manager, HR, or teacher).
3. Reason for Leave: State the purpose briefly but clearly. Example: "I need leave on [date] for a medical appointment."
4. Duration of Leave: Specify that you require leave for one day only.
5. Work Handover or Alternative Arrangements: Mention who will manage your responsibilities during your absence.
6. Polite Closing and Signature Thank the recipient and include your name and contact details.

Guide To Crafting A Leave Application For Office. Formats & samples

Samples of one-day leave application letters.

Sample 1: Sick leave application for one day

To The

[Employer's Name],

Subject: Sick leave application for one day leave

Dear [Manager's Name],

I am writing to inform you that I am unwell and must take a sick leave on [Date]. Due to my current condition, I cannot perform my duties effectively, and resting for the day will help me recover quickly.

To ensure that my absence does not disrupt the workflow, I have updated my tasks and informed [Colleague’s Name] about any urgent matters that may arise. I will also remain reachable via phone or email if any critical issues need my attention.

Thank you for your understanding and support. I am committed to returning to work the following day, fully recovered, and ready to resume my responsibilities.

I appreciate your consideration.

Sincerely, [Your Name]

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Sample 2 - One day leave application for an urgent piece of work

To The

[Manager's Name], 

Subject: One day's leave due to an urgent piece of work

Requesting one-day leave on [Date] due to an urgent piece of work needing immediate attention. Aware of potential inconvenience, and apologize for any caused.

I have taken the necessary steps to ensure my absence will have minimal impact on the team, and my work will be covered during my time off. Am available via phone and email should you need to reach me in an emergency. 

I assure you that I will be back to work the next day and catch up with any missed work as soon as possible. Your understanding in this matter is greatly appreciated, and a favourable response from you is eagerly awaited.

Thanking you

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Sample 3 - One day leave application for Personal reasons.

Subject: Request for One-Day Leave on 22nd January 2025

Dear [Manager’s Name],

 

 I am writing to request a one-day leave on 22nd January 2025 due to personal reasons. I assure you that I have taken steps to ensure my responsibilities are managed effectively during my absence.

 

To avoid any inconvenience, I have prioritized my current tasks and will complete all critical assignments by 21st January 2025. Additionally, I have coordinated with Pooja Verma to handle any urgent matters in my absence.

 

I am available via email or phone for any critical issues if needed. I kindly request your approval for this leave, and I appreciate your understanding of my situation.

 

Thank you for considering my request. Please let me know if any additional information is required.

Best regards,

Ravi Kumar

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Sample 4 - One day leave application for festival in office

To The

[Employer's Name],

Subject: Application for one day leave

Requesting one day's leave on [Date] for the religious observance of [Name of the festival]. This date is significant for a religious ceremony I must attend, which was recently confirmed. Apologies for the short notice.

I have arranged for [Name of the substitute] to cover my responsibilities while away. Please let me know if you require any further details or information.

Kindly approve a one-day leave of absence. Efforts will be made to ensure my absence does not inconvenience.

Thank you for your understanding, and I look forward to returning to work as soon as possible.

Sincerely,

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Sample 5 - Application for a family function

To The

[Manager's Name], 

Subject: Day leave application for family function

I request you to kindly grant me leave for a day on [Date] to attend a family function. This is an important event for my family, and I have to be present. 

Acknowledging the potential inconvenience, I apologize for any disruption caused. Rest assured, all necessary arrangements have been made to minimize the impact on the team and ensure coverage of my work during my absence.

I will be available by phone and email should you need to reach me in case of an emergency. I assure you that I shall be back to work the next day and catch up with any missed work as soon as possible. 

Requesting a one-day leave of absence. Your understanding in this matter is appreciated, and I await your favorable response.

Sincerely,

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Sample 6 - One Day leave application for office

Subject: Request for One-Day Leave on 16th February 2025

Dear [Manager’s Name],

 

I hope this message finds you well. I am writing to formally request one day’s leave on 16th February 2025 due to a personal commitment that requires my attention. Additionally, I assure you that I have planned my tasks accordingly, and my absence will not disrupt the workflow.

 

To ensure a smooth transition, I have briefed my colleague, Rajesh Sharma, about my ongoing projects. Additionally, I will complete all pending assignments by 15th February 2025. If necessary, I will address any urgent issues remotely during the day.

 

I understand the importance of maintaining productivity, so I have ensured my current responsibilities are on track. Please let me know if you require further details or if there’s anything else I need to arrange before my leave.

 

Thank you for considering my request. I appreciate your understanding and support in this matter.

Best regards,

Anjali Mehra

Sample 7 - One day leave application for school

Subject: Request for One-Day Leave on 25th January 2025

Dear [Teacher’s Name],

I hope this message finds you well. Due to personal reasons, I am requesting a one-day leave for my child, Aarushi Sharma of Class 8B, on 25th January 2025 . Kindly excuse her from attending school on this day.

 

We understand the importance of regular attendance and assure you that Aarushi will promptly catch up on all missed lessons and assignments. She has already planned to get the class notes from her friend, Arjun Singh, and will prepare for upcoming quizzes or activities.

I request your approval for this leave. Please let us know if any additional steps are required from our end.

 

Thank you for your understanding and support.

Sincerely,

Rajeev Sharma

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Sample 8 : One Day leave application for teacher

Subject: Application for One Day Leave

Dear [Principal’s Name],

I request a one-day leave from my teaching duties on [Date of leave]. I cannot attend school that day for [brief reason, such as a personal matter, medical appointment, family event, etc.].

To ensure a smooth day in my absence, I have prepared my lessons and left detailed instructions for the substitute teacher. My lesson plan for [specific subject/grade] includes [brief details of the lesson or activities planned]. I have ensured all required materials are easily accessible.

Although I understand the importance of my presence in the classroom, I have taken steps to minimize any disruption my leave might cause. Moreover, I will remain available by phone or email if any urgent matters arise during my absence.

Thank you for considering my request. I appreciate your understanding and support.

Yours sincerely,

[Your Name]

Sample 9: Leave application for fever one day 

Subject: Leave Application for One Day Due to Fever

Dear [Recipient's Name],

I am writing to inform you that I am experiencing a high fever. On the advice of my physician, I need to take a day off from work to rest and recover.

Despite my best efforts to manage my health, the fever has made it difficult to perform my duties effectively. Taking a day off will allow me to recover quickly and return to work with total energy and focus.

I request leave for one day on [date] and assure you that I will resume my responsibilities promptly on the following day. I have completed my pending tasks and briefed [colleague's name] about my current projects to ensure no workflow disruption.

Please feel free to email or call me if you have any urgent matters that require my attention.

Thank you for your understanding and support.

Best regards,

Sample 10: Out of office message for one day leave

Dear [Recipient],

Thank you for your email. I am currently out of the office due to a personal matter and will be unavailable for the day on [date]. During this time, I will have limited access to my email and may not be able to respond immediately.

If your matter is urgent, please contact [Alternative Contact Name] at [Alternative Contact Email] or [Alternative Contact Phone Number], who will be happy to assist you in my absence.

I will respond to your email as soon as possible upon my return on [next working day].

Thank you for your understanding.

Best regards,

Final thoughts

Taking a day off can be beneficial in many ways, and submitting a one-day leave application is the best way to request permission for a single day of absence from work. 

It is essential to ensure that you know your company's leave policies and submit the application per those policies. It is also crucial to ensure that your application is polite and professional and includes all necessary information.

Please browse our other leave application formats to find the one best suits your needs. Taking a day off can benefit your mental and physical health, so make sure to take the time to relax and recharge.