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Advantage Tax Client Portal

  • Upload or download important documents.

  • Review and E - sign documents.

  • View your previous year(s) tax return.

IRS Online Account

  • Access your individual account information including balance, payments, tax records and more.

  • If you don't have an existing IRS username or account, have your photo identification ready. More information about identity verification is available on the sign-in page.

Check Your Refund Status

IRS Tax Withholding Calculator

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 For Original Returns
You will need:


This calculator is designed to ensure that your employer withholds enough federal taxes.​ It is recommended that you use it periodically throughout the year to ensure that enough taxes are being withheld.​

  •  Social security number or ITIN

  •  Your filing status

  •  Your exact refund amount

For Amended Returns

You will need:

  •  Social security number or ITIN

  •  Your birthdate

  •  Your zip code

  • Complete or adjust your W-4(s).

  • Estimate your current year tax liability.

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