No, Cash App does not need your Social Security number to open an account, but it does need at least the last four digits of your SSN (or an ITIN) before it will let you do much with one. Without that information, your account is capped at $1,000 in combined sending and receiving over any rolling 30-day period, and features like the Cash App Card, bitcoin, and stock trading stay locked.1Cash App. Account Limits
What You Can Do Without Giving an SSN
An unverified Cash App account works for small, occasional transfers. You can send and receive up to a combined $1,000 in any rolling 30-day window, with an overall account cap of $1,500.1Cash App. Account Limits The $1,000 covers both directions together, not each way.
Several features stay off-limits until you verify. You cannot order a Cash App Card, buy bitcoin or stocks, or sponsor a teen account for someone aged 13 to 17.2Cash App. Why Do I Need to Verify My Identity (ID Verification)? If you only split the occasional dinner or send a friend gas money, the unverified tier may be enough. Regular payments, a debit card, or investing means going through verification.
What Verification Unlocks
Once your identity is verified, your sending limit rises to $40,000 within a rolling 30-day period and your cash balance becomes unlimited.1Cash App. Account Limits Receiving limits are set individually and shown in the Limits tab under your account settings. The Cash App Card, bitcoin and stock trading, and teen sponsorship all become available.2Cash App. Why Do I Need to Verify My Identity (ID Verification)?
What Cash App Actually Asks For
The standard verification prompt asks for three things: your legal name as it appears on government ID, your date of birth, and the last four digits of your SSN or ITIN. That last-four figure is the minimum taxpayer identification information required at signup.
In some cases Cash App will follow up with additional requests. Those can include your full nine-digit SSN or ITIN, your residential address, an unexpired government-issued photo ID such as a driver’s license or U.S. passport, and documentation of your income or source of funds.2Cash App. Why Do I Need to Verify My Identity (ID Verification)? If a photo ID is requested, you will use your phone camera to capture the front and back, and you may also be asked for a selfie so the platform can match the person submitting to the person on the ID. Blurry or poorly lit images are a common cause of rejection.
If You Do Not Have a Social Security Number
An Individual Taxpayer Identification Number is accepted anywhere in the process that an SSN is. If you have neither, you can still verify using other means, including a government-issued photo ID.3Cash App. Cash App and Transit That matters for non-citizen residents who file taxes with an ITIN but do not have an SSN.
Why Cash App Asks in the First Place
Federal law requires money transmitters like Cash App to identify their customers. The Bank Secrecy Act directs financial institutions to maintain reporting and recordkeeping systems that help law enforcement track suspicious activity,4Office of the Law Revision Counsel. 31 USC 5311 – Declaration of Purpose and a separate provision requires every financial institution to run an anti-money-laundering program with internal policies, a compliance officer, employee training, and independent auditing.5Office of the Law Revision Counsel. 31 USC 5318 – Compliance, Exemptions, and Summons Authority
The industry shorthand is “Know Your Customer.” In practice it means Cash App has to collect enough personal information, including a taxpayer identification number, before it can hand you full access. A money services business that fails to comply faces civil penalties of $5,000 per violation, with each day of noncompliance counted separately.6eCFR. 31 CFR Part 1022 – Rules for Money Services Businesses
When Cash App Uses Your SSN for Tax Reporting
If you receive business payments through Cash App, your SSN or ITIN is also used for IRS reporting. Under federal law, a third-party settlement organization must file a Form 1099-K for any user whose gross business payments exceed $20,000 and whose transaction count exceeds 200 in a calendar year.7Office of the Law Revision Counsel. 26 USC 6050W – Returns Relating to Payments Made in Settlement of Payment Card and Third Party Network Transactions That threshold was restored by the One, Big, Beautiful Bill Act, signed into law on July 4, 2025, reversing a planned reduction to $600.8Internal Revenue Service. Treasury, IRS Issue Proposed Regulations Reflecting Changes From the One, Big, Beautiful Bill to the Threshold for Backup Withholding on Certain Payments Made Through Third Parties
This applies only to business accounts receiving commercial payments. Personal accounts used for splitting dinner or sending money to friends and family are not affected.9Cash App. Form 1099-K Tax Reporting and Cash App FAQs If you do cross the threshold, Cash App issues a 1099-K by early February of the following year and reports the same figures to the IRS using the taxpayer identification number on your account.
How Your SSN Is Protected Once You Provide It
Cash App is PCI Data Security Standard Level 1 compliant, the highest certification level for organizations that handle payment data.10Cash App. Cyber Security Highly sensitive information such as your SSN and tax return data is protected with application-layer encryption before it is stored or transmitted, so the underlying data is unreadable if intercepted.
Cash App’s privacy notice, updated in February 2026, states that the company does not sell personal information in the traditional sense. The notice acknowledges sharing certain data, like IP addresses and browsing activity, for targeted advertising, but the category containing your SSN is not among the types shared for that purpose.11Cash App. Privacy Notice