The Council of School Supervisors and Administrators is a labor union for principals and other administrators in the New York City public school system. It has over 6,000 currently employed members on whose behalf the union undertakes negotiations and collective bargaining. 
Founding and History
The Council of School Supervisors and Administrators was founded in 1968 as a labor union for principals, assistant principals, education administrators, directors, and assistant directors in the New York City public school system. In 1971 the union joined the American Federation of Labor-Congress of Industrial Organizations (AFL-CIO) and began to organize school administrators on the national level under the School Administrators and Supervisors Organizing Committee (SASOC), which later became the American Federation of School Administrators (AFSA). The council is Local 1 of AFSA. 
The organization currently has 6,100 members who are currently employed, and another 10,000 members and members’ spouses who are retired. 
The union has a pollical action committee that is funded by opt-in payments by members that undertakes lobbying at the state and city level. 
In the fiscal year that ran from October of 2020 to September of 2021, the Council of School Supervisors and Administrators had $25,806,014 in revenue, of which $17,702,302 was generated from member dues, $778,359 from dividends, and $250,634 from rents. It had $28,241,294 in expenses, of which $7,348,889 was paid out in per capita taxes, $4,988,856 in general overhead, and $3,268,836 in representational activities. It also spent $8,105,875 on the purchase of investments and fixed assets. It ended the year with $48,629,814 in net assets, the vast majority of which was held in investments and fixed assets.