What to Include
A resignation letter is a formal notice, not a memoir. It needs exactly four things.
1. A clear statement of resignation. "Please accept this letter as formal notice of my resignation from my position as [title]." No ambiguity, no hedging.
2. Your last day. Name the specific date: "My last day will be [date]." This is the most important detail in the letter, since it starts the clock on your transition and any benefits.
3. A brief thank-you. One or two genuine sentences: "I appreciate the opportunities for growth I have had here." Keep it sincere but brief, even if your feelings are mixed.
4. An offer to help with the transition. "I am happy to help train my replacement and document my current projects." This single line protects your reputation more than anything else in the letter.
Notice Periods
Two weeks is the US standard for most roles. It is a courtesy, not a law in most states, but skipping it burns bridges and can cost you a reference.
Senior roles, specialized positions, or anything with a handover that takes real time may call for three to four weeks. Executives and people with employment contracts sometimes owe 30, 60, or 90 days. Check your offer letter or contract before you decide, because some agreements specify a required notice period and you want to honor it.
Timing matters too. Tell your direct manager first, in person or by video call, before the letter or email goes anywhere. Nobody should learn about a resignation from a forwarded email.
What NOT to Put in Writing
A resignation letter lives in your HR file indefinitely. Anything you write can be read by future employers, lawyers, and people you have never met. Keep it clean.
Never include complaints. No criticism of your manager, the company, or coworkers. No salary grievances, no exit-rant, no "this place is a mess." If you want to give feedback, do it verbally in an exit interview, where nuance survives.
Never include threats or ultimatums. "Match my offer or I walk" is a negotiation, not a resignation, and it does not belong in a letter. Never include confidential details about your new employer beyond the basics, and do not disclose company secrets as leverage on the way out.
The rule is simple: if a sentence does not serve the notice, the thank-you, or the transition, cut it.
Sample Outline
Here is a complete resignation letter in its simplest form:
Dear [Manager Name],
Please accept this letter as formal notice of my resignation from my position as [Job Title] at [Company]. My last day will be [Date, two or more weeks out].
Thank you for the opportunities for professional growth during my time here. I have genuinely valued working with this team.
I am happy to help ensure a smooth transition, including training my replacement and documenting my current projects. Please let me know how I can be most helpful during my remaining time.
Sincerely,
[Your Name]
That is the whole letter. Four short paragraphs, professional tone, nothing that can come back to haunt you.
Frequently Asked Questions
How much notice should I give when resigning?
Two weeks is the standard in the US. Senior roles, specialized positions, or contract terms may call for three to four weeks. Check your employment agreement first — some contracts specify a required notice period.
Do I have to explain why I am resigning?
No. A simple statement that you are resigning is enough. You can mention a new opportunity in one neutral sentence, but detailed reasons — especially complaints — do not belong in the letter.
Should I resign by email or in person?
Tell your manager in person or by video call first, then send the written letter or email as the formal record. Leading with the conversation is more respectful; the letter makes the date and terms official.
Can a resignation letter be short?
Yes — short is ideal. Three to four sentences covering your resignation, your last day, a thank-you, and an offer to help with the transition is all you need. It is a formal notice, not a memoir.