IRS Publication 547 deals with casualty losses from disasters.
To order a copy of your tax returns:
- Instructions: http://www.irs.gov/uac/How-to-Get-Your-Prior-Year-Tax-Information-from-the-IRS-
- Form to order return: http://www.irs.gov/pub/irs-pdf/f4506tez.pdf
- Transcripts for prior years are free. A full copy of the actual return is $57.00, although it was waived for disaster victims in Hurricane Katrina. No word yet on if it will be waived for the tornado victims, but it likely will be.
May be able to amend last year’s return and receive an additional refund
Reference guide for casualty losses and gains: