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Employees Withholding Certificate (L-4)
This form must be filed with your employer. If an employee fails to complete this withholding certificate, the employer must withhold Louisiana income tax.
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Declaration of Estimated Income Taxes
This page has information about Declaration of Estimated Income Taxes and the penalties associated with failure to pay estimated tax.
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Instructions for Form 7004 (Rev. December 2017)
Feb 1, 2018 Use Form 7004 to request an automatic extension of time to file certain business income tax, information, and other returns. The extension will
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