26 USC 6343 - Authority to release levy and return property
Under regulations prescribed by the Secretary, the Secretary shall release the levy upon all, or part of, the property or rights to property levied upon and shall promptly notify the person upon whom such levy was made (if any) that such levy has been released if
For purposes of subparagraph (C), the Secretary is not required to release such levy if such release would jeopardize the secured creditor status of the Secretary.
In the case of any tangible personal property essential in carrying on the trade or business of the taxpayer, the Secretary shall provide for an expedited determination under paragraph (1) if levy on such tangible personal property would prevent the taxpayer from carrying on such trade or business.
The release of levy on any property under paragraph (1) shall not prevent any subsequent levy on such property.
If the Secretary determines that property has been wrongfully levied upon, it shall be lawful for the Secretary to return
Property may be returned at any time. An amount equal to the amount of money levied upon or received from such sale may be returned at any time before the expiration of 9 months from the date of such levy. For purposes of paragraph (3), if property is declared purchased by the United States at a sale pursuant to section 6335 (e) (relating to manner and conditions of sale), the United States shall be treated as having received an amount of money equal to the minimum price determined pursuant to such section or (if larger) the amount received by the United States from the resale of such property.
Interest shall be allowed and paid at the overpayment rate established under section 6621
If
the provisions of subsection (b) shall apply in the same manner as if such property had been wrongly levied upon, except that no interest shall be allowed under subsection (c).
In the case of a levy on the salary or wages payable to or received by the taxpayer, upon agreement with the taxpayer that the tax is not collectible, the Secretary shall release such levy as soon as practicable.