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How to Update Personal Details on SARS

Complete guide to updating your personal details on SARS in South Africa. Learn how to update contact information, address, banking details, and other personal information via eFiling.

Tax Expert
February 18, 2026
10 min read
How to Update Personal Details on SARS

How to Update Personal Details on SARS

Keeping your personal details updated with SARS is essential for effective communication, accurate processing, and timely refunds. Understanding how to update your information helps ensure SARS has your current contact details, address, and banking information. This comprehensive guide covers everything you need to know about updating personal details on SARS.

Why Update Your Details?

Importance of Current Information

Benefits:

  • Receive important communications
  • Get refunds promptly
  • Avoid delays
  • Maintain compliance
  • Ensure accuracy

Consequences of Outdated Information:

  • Missed communications
  • Delayed refunds
  • Processing delays
  • Compliance issues
  • Inconvenience

What Can You Update?

Contact Information

Email Address:

  • Primary communication method
  • Important for eFiling
  • Receipt of notifications
  • Account security

Phone Numbers:

  • Mobile number
  • Landline (if applicable)
  • For SMS notifications
  • Account verification

Postal Address:

  • For written correspondence
  • Important documents
  • Statements
  • Notices

Physical Address

Residential Address:

  • Current address
  • For verification
  • Important for compliance
  • May affect tax calculations

Business Address:

  • If applicable
  • For business taxpayers
  • Separate from residential
  • Important for VAT, etc.

Banking Details

Bank Account Information:

  • For refunds
  • For payments
  • Account holder name
  • Account number
  • Branch code

Important:

  • Account must be in your name
  • Verify details carefully
  • Update promptly if changed
  • Critical for refunds

Other Information

Additional Details:

  • Name changes (if applicable)
  • ID number (rarely changes)
  • Other personal information
  • Business details (if applicable)

How to Update Details

Via SARS eFiling

Step-by-Step:

  1. Log In to eFiling

  2. Navigate to Profile

    • Click on "Profile" or "My Profile"
    • Select "Update Details" or similar
    • Choose section to update
  3. Update Information

    • Enter new information
    • Verify accuracy
    • Save changes
    • Confirm update
  4. Verification

    • May require verification
    • Email confirmation
    • SMS confirmation
    • Follow instructions

Available Updates:

  • Contact details
  • Address information
  • Banking details
  • Other personal information

Via SARS MobiApp

Mobile Updates:

  1. Open SARS MobiApp
  2. Log in with eFiling credentials
  3. Navigate to "Profile"
  4. Select section to update
  5. Enter new information
  6. Save changes

Via SARS Call Centre

Phone Updates:

  1. Call 0800 00 7277
  2. Provide ID and tax reference
  3. Request update
  4. Provide new information
  5. Confirm update

Note:

  • Some updates may require verification
  • May need to visit branch for certain changes
  • Follow instructions provided

Via SARS Branch

In-Person Updates:

  1. Book appointment
  2. Visit SARS branch
  3. Bring required documents
  4. Complete update forms
  5. Submit documents
  6. Receive confirmation

Required Documents:

  • Valid ID
  • Proof of new address (if applicable)
  • Banking details (if applicable)
  • Other supporting documents

Specific Updates

Updating Email Address

Process:

  1. Log in to eFiling
  2. Go to Profile
  3. Select Email
  4. Enter new email
  5. Verify new email
  6. Confirm change

Verification:

  • Email sent to new address
  • Click verification link
  • Confirm change
  • Old email notified

Updating Phone Number

Process:

  1. Log in to eFiling
  2. Go to Profile
  3. Select Phone
  4. Enter new number
  5. Verify via SMS
  6. Confirm change

Verification:

  • OTP sent to new number
  • Enter OTP
  • Confirm change
  • Update saved

Updating Address

Process:

  1. Log in to eFiling
  2. Go to Profile
  3. Select Address
  4. Enter new address
  5. Provide proof if required
  6. Save changes

Proof Required:

  • Utility bill
  • Bank statement
  • Lease agreement
  • Other proof of address

Updating Banking Details

Process:

  1. Log in to eFiling
  2. Go to Profile
  3. Select Banking Details
  4. Enter new details
  5. Verify information
  6. Save changes

Important:

  • Account must be in your name
  • Verify account number
  • Verify branch code
  • Double-check all details

Verification Requirements

Email Verification

Process:

  • Email sent to new address
  • Click verification link
  • Confirm change
  • Update activated

If Not Received:

  • Check spam folder
  • Verify email address
  • Request resend
  • Contact SARS if issues

Phone Verification

Process:

  • OTP sent to new number
  • Enter OTP code
  • Confirm change
  • Update activated

If Not Received:

  • Check number is correct
  • Wait a few minutes
  • Request new OTP
  • Contact SARS if issues

Address Verification

Process:

  • May require proof
  • Upload documents
  • Or submit at branch
  • SARS verifies
  • Update confirmed

Best Practices

Regular Updates

When to Update:

  • Immediately when changed
  • Before tax season
  • When moving
  • When changing banks
  • When contact details change

Benefits:

  • Avoid delays
  • Ensure communication
  • Maintain compliance
  • Smooth processing

Accuracy

Important:

  • Double-check all information
  • Verify before saving
  • Ensure correct format
  • Match official documents

Security

Protection:

  • Never share login details
  • Use secure connection
  • Verify you're on official site
  • Log out after updating

Common Issues

Update Not Saving

Possible Causes:

  • Technical issue
  • Incomplete information
  • Verification not completed
  • System error

Solutions:

  • Try again
  • Check all fields completed
  • Complete verification
  • Contact SARS if persists

Verification Not Received

Possible Causes:

  • Incorrect contact details
  • Spam/junk folder
  • System delay
  • Technical issue

Solutions:

  • Verify contact details
  • Check spam folder
  • Wait a few minutes
  • Request resend
  • Contact SARS

Frequently Asked Questions

How often should I update my details?

Update immediately whenever your contact details, address, or banking information changes.

Can I update my ID number?

ID numbers rarely change. If there's an error, contact SARS directly as this requires special handling.

Do I need to provide proof for all updates?

Some updates require proof (like address changes), while others (like email) only require verification via email.

How long does it take for updates to take effect?

Most updates take effect immediately after verification. Some may take a few hours to process.

Can I update details for someone else?

No, you can only update your own details. For others, you may need authorization or power of attorney.

What if I can't access eFiling to update?

You can update via call centre or by visiting a SARS branch with required documents.

Conclusion

Keeping your personal details updated with SARS is essential for effective tax management. By updating information promptly when it changes, verifying changes correctly, and maintaining accurate details, you can ensure smooth communication and processing. Remember that some updates require verification, so follow the instructions provided and complete the verification process.

For assistance with updates or if you encounter issues, contact SARS directly or visit a branch with required documents.


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About the Author
Tax Expert

Tax Expert

Specializing in South African tax law, SARS eFiling, and tax compliance with extensive knowledge of the South African Revenue Service.