Any taxpayers wishing to redesignate their estimated tax payments should contact the IRS's Disaster Relief hotline at 1-866-562-5227.

Corporations with tax years ending September 30th can apply for a quick refund during the period from October 1st through December 15th. File Form 4466 by the 15th day of the third month after the end of the corporation's tax year and before filing the tax return.