Rev. October 2018
Form 4466 is used by corporations to apply for a refund of excess estimated tax paid during the tax year. The form must be filed after the end of the corporation's tax year but before the due date for filing the corporation's tax return. It should be filed with the IRS and attached to the corporation's income tax return. Form 4466 must be completed in English, signed, and include the type of return the corporation will file, total tax from the applicable tax return, and the overpayment of estimated tax.
Form 4466 is one of Tax forms that are documents used to report information related to taxes to the relevant tax authority. There are various types of tax forms, including federal, state, and local tax forms, which can vary depending on the taxpayer's circumstances and location.
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