Research Competitiveness Act of 2006 - Amends the Internal Revenue Code to: (1) modify the tax credit for increasing research expenses to establish a standard 20% credit rate for research expenses exceeding 50% of average expenses over the preceding three year period; (2) establish a uniform 80% reimbursement rate for all contract research expenses (100% for basic research payments); (3) make such tax credit permanent; (4) allow a tax credit for equity investments in small business innovation companies; and (5) allow the issuance of tax exempt facility bonds for research park facilities used in connection with research and experimentation.
Directs the Secretary of the Treasury to issue regulations on the application of private activity bond rules to the funding of federal research agreements.