A taxpayer may request copies of his return or information to be released to other persons by providing the Department a signed document authorizing the release of the returns. The request for copies of returns should be submitted to the Department in writing. The written request must include the type of tax return, the tax period requested, the taxpayer's name, and the tax account and/or taxpayer identification number. All information contained in any written request for copies of returns is submitted under penalty of perjury. A request for copies form can be found on the Department's website under form number 70-698.
35 Miss. Code. R. 1-01-307