How Long Does It Take to Get an I-485 Receipt?

Most people get their I-485 receipt notice in the mail two to four weeks after filing, and USCIS treats 30 days as the official benchmark for a paper Notice of Action from a lockbox.¹²³

The 24-Hour Shortcut: Form G-1145

Form G-1145 is a single page. Write your name, email address, and mobile phone number, then attach it to the front of your I-485 package before mailing. Once the lockbox accepts the filing, you get an electronic notification with your receipt number within 24 hours.² The paper I-797C still arrives later, but by then it is a formality. You already have what you need to check your case status and file related applications like Form I-765.

Filing online is even more direct. USCIS accepts I-485 filings through the online account system with payment through Pay.gov, and the receipt number posts to your account without any mailing step.³

What Can Slow the Notice Down

Paper filings go to a USCIS lockbox, not a service center. Staff there open your package, verify the fee, generate the receipt notice, and forward the file to the office that will actually process it.⁴ Several things affect how quickly that intake happens.

Volume is the biggest one. USCIS runs multiple lockbox locations, and the correct address depends on your eligibility category and where you live.⁵ A surge of filings, whether seasonal or triggered by a policy change, stretches the timeline. Regular mail delays on both legs of the trip add more time.

The other factor is your own package. If USCIS cannot match your payment to the correct fee, or if a form is unsigned, the lockbox rejects the entire filing and mails it back.⁶ A rejection is not a denial. Your case never enters the system, no receipt number is issued, and the clock starts over when you refile. In practice, most applicants who file a clean package during a normal period see the paper notice in two to three weeks. During busier stretches, six weeks is not unusual.

Payment Rules That Can Cost You Weeks

The standard I-485 filing fee is $1,440 for applicants 14 and older, and $950 for children under 14 filing with a parent. Refugees, Special Immigrant Juveniles, trafficking victims, and certain VAWA self-petitioners pay no fee.⁷

As of October 28, 2025, USCIS no longer accepts checks or money orders for paper-filed forms. Payment must be electronic: credit or debit card on Form G-1450, or ACH bank transfer on Form G-1650.⁸ Mailing a check now gets the whole package rejected, which is the fastest way to turn a three-week wait into a two-month one.

What to Do If Nothing Arrives

USCIS asks that you not submit an inquiry about a missing receipt until at least 60 days after you filed.¹ Before that mark, there are a few things worth doing.

Check whether your payment cleared. A processed credit card charge or a completed ACH debit is strong evidence the lockbox accepted your package. Look up your case in the USCIS Case Status Online tool if you already received an e-notification through G-1145; enter the 13-character receipt number without dashes.⁹ You can also call the USCIS Contact Center at 800-375-5283, open Monday through Friday from 8 a.m. to 8 p.m. Eastern.¹⁰

If 30 business days have passed with no confirmation of any kind, you can email the lockbox at lockboxsupport@uscis.dhs.gov and ask them to review the submission. Use this same address if you think part of your package went missing.⁴ Have your USPS, FedEx, or UPS delivery tracking number ready.

Past the 60-day mark, if Case Status Online shows a notice was issued but you never received the paper copy, file a non-delivery inquiry through the USCIS e-Request tool.¹¹

What the Receipt Notice Actually Is

The document you are waiting for is Form I-797C, Notice of Action.³ It confirms that USCIS accepted your filing and assigned it a case number. It is not an approval of your green card. It only means the package passed the initial check for completeness and correct payment.

The receipt number itself is a 13-character code: three letters followed by ten digits.⁹ Keep it somewhere safe. You will use it every time you contact USCIS, check your status online, or file a related application while your I-485 is pending.

1
U.S. Citizenship and Immigration Services. e-Request – Non-Delivery of Notice
2
U.S. Citizenship and Immigration Services. Form G-1145, e-Notification of Application/Petition Acceptance
3
U.S. Citizenship and Immigration Services. I-485, Application to Register Permanent Residence or Adjust Status
4
U.S. Citizenship and Immigration Services. Lockbox Filing Information
5
U.S. Citizenship and Immigration Services. Direct Filing Addresses for Form I-485
6
U.S. Citizenship and Immigration Services. Frequently Asked Questions on the USCIS Fee Rule
7
U.S. Citizenship and Immigration Services. G-1055 Fee Schedule
8
U.S. Citizenship and Immigration Services. USCIS to Mandate Electronic Payments for Applications
9
U.S. Citizenship and Immigration Services. Case Status Online
10
U.S. Citizenship and Immigration Services. USCIS Contact Center
11
U.S. Citizenship and Immigration Services. e-Request – Self Service Tools