Wichita Area Association of REALTORS Congress has passed an extension of the Homebuyer Tax Credit closing deadline, the Homebuyer Assistance and Improvement Act (H.R. 5623). The extension applies only to transactions that have ratified contracts in place as of April 30, 2010 that have not yet closed. The legislation is designed to create a seamless extension with September 30, 2010 being the new closing deadline for eligible transactions.