The Committee on Ways and Means is the chief tax-writing committee of the United States House of Representatives. The Committee has jurisdiction over all taxation, tariffs, and other revenue-raising measures, as well as a number of other programs including Social Security, unemployment benefits, Medicare, the enforcement of child support laws, Temporary Assistance for Needy Families and foster care and adoption programs. Members of the Ways and Means Committee are not allowed to serve on any other House Committee unless they are granted a waiver from their party's congressional leadership.