Promoting Accountability and Excellence in Child Welfare Act of 2011 - Directs the Secretary of Health and Human Services (HHS) to establish a child welfare innovation grant program that provides eligible entities with the necessary flexibility and financial incentives to implement comprehensive reforms to existing child welfare programs under parts B (Child and Family Services) and E (Foster Care and Adoption Assistance) of title IV of the Social Security Act in order to: (1) achieve significant results that improve the well-being of all children in the child welfare system; and (2) incorporate higher standards of accountability for state and local agencies and organizations that provide child welfare services.
Directs the Secretary to establish an interagency working group that includes representatives from the Department of Education,, the Department of Labor, the Department of Justice, the Department of Housing and Urban Development (HUD), and other federal agencies administering programs that affect the child welfare system to identify existing federal financial resources that may be used to provide supplemental funding to eligible entities awarded grants under this Act.