MS HB20

Reduces the waiting period from six months to three months after the final tax filing date before a taxpayer can petition the Commissioner of Revenue for a hearing on an unprocessed refund claim

Allows taxpayers to treat the failure to refund as a denial and file an appeal after the three-month period expires

Requires the Department of Revenue to pay 1% monthly interest on overpayments not refunded within 90 days of the return due date, filing date, or determination of refund owed

Effective date of July 1, 2011