Capital Gains and Estate Tax Relief Act of 2007 - Makes permanent the reduction in capital gains tax rates (from 20 to 15%) enacted by the Jobs and Growth Tax Relief and Reconciliation Act of 2003.
Amends the Internal Revenue Code to: (1) restore the unified credit against gift tax liability; (2) provide for annual increases in the estate tax exclusion amount between 2010 and 2015 and establish a permanent exclusion amount of $5 million for 2015 and thereafter; (3) provide for an inflation adjustment to the estate tax exclusion amount after 2015; (4) reduce estate tax rate brackets; and (5) allow a surviving spouse to use the unused unified estate tax credit of a deceased spouse.