(b) When the total consumers sales and use tax remittance for which a person is liable does not in the aggregate exceed six hundred dollars for the taxable year, he or she may pay the tax and make an annual return on or before thirty days after the end of his or her taxable year for federal and state income tax purposes: Provided, That the Tax Commissioner may, by nonemergency legislative rules promulgated pursuant to article three, chapter twenty-nine-a of this code, change the minimum amount established in this subsection.
(c) The amendments to this section enacted in the year two thousand six are effective for tax years beginning on or after the first day of January, two thousand six.