
The IRS is strict about its mailing requirements, but it's good to know that they do accept Priority Mail for tax filings. They even have a special program for it.
The IRS accepts Priority Mail for tax filings, but only if it's properly addressed and postmarked on or before the tax filing deadline. This is according to the IRS's guidelines.
You can use Priority Mail to send your tax return, but make sure it's properly sealed and addressed to the IRS. The IRS will not accept any mail that's not properly addressed.
The IRS also recommends using Priority Mail for tax filings because it provides tracking and proof of delivery, which can be helpful in case of any issues with your return.
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Does IRS Accept Priority Mail
The IRS accepts Priority Mail for those customers who want verification that their return was delivered. This means that if you use Priority Mail, the IRS will accept the postmark on the envelope as proof of timely filing.

If you choose to use Priority Mail, make sure to affix the correct postage, as tax agencies will not pay postage due. Your short-paid return may be returned to sender, causing you to miss the deadline.
Here are some key details to keep in mind:
- The IRS accepts the postmark on the envelope as proof of timely filing for Priority Mail and Priority Mail Express.
- Make sure to affix the correct postage, as tax agencies will not pay postage due.
Priority Mail Options
Priority Mail Options are a convenient way to meet IRS deadlines. You can choose from Priority Mail Express, Priority Mail, and First-Class Mail.
If you need to postmark your return by a specific date, use a method that gives you a dated postmark receipt. With Priority Mail, you can pay for postage online and print a shipping label from your own computer using Click-N-Ship service.
You can print shipping labels for Priority Mail Express, Priority Mail, and First-Class Mail. However, First-Class Mail cannot be ordered with a printable label and tracking number at usps.com.
Here are the costs for Priority Mail options: Priority Mail and Priority Mail Express start at $6.65, while First-Class Mail costs as little as $0.49.
If you have multiple envelopes to send to the same address, you can consider sending them in a single Priority Mail Flat Rate envelope. However, keep in mind that this may not be the most cost-effective option if you have a large number of envelopes to send.
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Priority Mail Benefits

Priority Mail offers flat-rate pricing, keeping postage rates minimal. This makes it an affordable option for sending tax documents.
You can track your Priority Mail items in real-time, knowing the exact date and time of delivery. This provides peace of mind when sending important documents.
The USPS provides a $100 insurance cover on most Priority Mail items, protecting against loss or damage. This added security is a big plus for sending valuable documents.
You can even request a free pickup from your office or home, making it convenient to send your tax documents.
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Proper Packaging Guidelines
Proper Packaging Guidelines are crucial when sending mail, especially to the IRS. Packaging can determine what services are available and the cost of the service.
If you're mailing documents weighing 13 ounces or less, use a standard letter size envelope and mail via USPS when feasible. This is the least expensive service available for such mail.
USPS is the preferred choice for mail weighing 13 ounces or less, but you can find more detailed information on envelope selection and use in Document 13011, Envelope User Guide.
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A standard letter size envelope is the way to go for mailing documents to the IRS. It's the most cost-effective option.
Here are some key points to keep in mind when choosing a service for your mail:
- Packaging determines the available services and cost.
- USPS is the least expensive service for mail weighing 13 ounces or less.
Tips for Mailing Taxes
Mailing your taxes can be a stressful experience, but with the right tips and knowledge, you can make the process smoother. Mail early in the day on April 18 at any Post Office, station, branch, or collection box.
The majority of taxpayers now use electronic filing, but if you're still mailing your taxes, make sure to deposit returns in a collection box on Tuesday, April 18 before the last scheduled pickup time to ensure an April 18 postmark.
Stamped packages weighing more than 13 ounces must be presented in person to a Post Office clerk in compliance with FAA regulations. Affix the appropriate postage – the item may weigh more than an ounce. Tax agencies will not pay postage due.
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A return address is crucial when mailing your taxes. Short-paid items without a return address will be sent to the postal mail recovery office, delaying its return. Your envelope should include a return address to ensure timely delivery.
The Internal Revenue Service will accept returns sent via Priority Mail and Priority Mail Express for those customers who would like verification that their return was delivered. The IRS accepts the postmark on the envelope as proof of timely filing.
Here are some key points to keep in mind when mailing your taxes:
Frequently Asked Questions
Which is better, certified or priority mail?
For time-sensitive documents, Certified Mail provides a secure and trackable option, while Priority Mail offers fast delivery for letters and small packages up to 70 pounds. Choose Certified Mail for added security, or Priority Mail for speed.
What is the safest way to mail a check to the IRS?
To ensure safe delivery, mail your check via certified return receipt or priority mail with tracking. This provides a written record of delivery and helps prevent lost or delayed payments.
Sources
- https://www.usps.com/taxes/
- https://www.local3news.com/usps-tips-for-if-you-are-mailing-your-taxes/article_cf08a1f3-e680-59d8-9c54-77140898c1b3.html
- https://money.stackexchange.com/questions/28460/sending-mail-to-irs-by-which-postal-method-or-courier
- https://www.irs.gov/irm/part1/irm_01-022-003
- https://www.postgrid.com/safest-way-to-send-tax-documents-securely/
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