Environmental Council of the States (ECOS) - National non-profit, non-partisan association of state and territorial environmental commissioners. National Conference of State Legislatures - Provides information about state governing bodies, current legislation and reports, surveys, and policies. Certain portions are password-protected. Western Governors' Association - Non-partisan organization of governors of US states from Kansas to California as well as Alaska, Hawaii, American Samoa, Guam, and the Northern Mariana Islands. Annual meeting agenda. National Governors Association - News and information from the National Governors Association (NGA) and the NGA Center for Best Practices. Information on the U.S. governors and dozens of U.S. domestic policy issues. National Association of State Budget Officers - Professional membership organization for state financial officers, serving as the instrument by which the states collectively advance state budget practices. State Services Organization (SSO) - Offering services to Washington-based state government organizations at the Hall of the States office building. Federation of Tax Administrators - Organization of state tax officials. Includes comparative information on state tax agencies, rates, policies, and administration, as well as links to individual agencies. Multistate Tax Commission - Organization of state governments that works with taxpayers to administer tax laws that apply to multistate enterprises. Council of State Governments - Regional network provides news and research for people involved or interested in state government. National Association of State Workforce Agencies (NASWA) - Organization of state administrators of unemployment insurance laws, employment services, training programs, employment statistics and labor market information. Provides information exchange, liaison and advocacy.