Gulf Coast Access to Savings Act of 2010 - Amends the Internal Revenue Code to allow tax-free distributions, up to $50,000 in any taxable year, from retirement plans on or after April 20, 2010, and before January 1, 2011, for individuals whose principal place of abode is in Florida, Alabama, Mississippi, Louisiana, or Texas and who sustained an economic loss caused by the explosion on and sinking of the Deepwater Horizon offshore drilling unit, the resulting discharge of oil in the Gulf of Mexico, or the effects of such discharge on the economy in the affected areas. Provides tax incentives for the use of distributions by individuals in affected states to make home purchases. Increases to $100,000 the amount which may be borrowed without penalty from an employer benefit plan by individuals in affected states.