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Return Information Notice - Code OB

We revised your balance because:

  1. You incorrectly added your total payments and credits, or
  2. You made an error in subtracting your total payment or credits from total tax.

Why did I receive this notice code?

You made a math error on your tax return.

What do I need to do?

Compare your return to our notice to find the error. The list below shows the area where we found the math error:

Form type Between lines
540 71 & 76
540 NR Long 81 & 86

If you agree with the revision you do not need to contact us. Please update your records.

If you do not agree, please contact us.

General Information about your notice.

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