Affected individual and business taxpayers with an original or extended filing or payment due date falling on or after April 27 and on or before June 30 have been postponed to June 30.

FORBES: IRS Announces Tax Relief for Joplin, Other Areas Affected By Storms

Affected individual and business taxpayers with an original or extended filing or payment due date falling on or after April 22 and on or before June 30 have been postponed to June 30, 2011.

FORBES: IRS Announces Tax Relief for Joplin, Other Areas Affected By Storms

Affected individual and business taxpayers with an original or extended filing or payment due date falling on or after May 3 and on or before July 5 may be eligible for an extension to July 5, 2011.

FORBES: IRS Announces Tax Relief for Joplin, Other Areas Affected By Storms