NYISO Manuals specify and explain the procedures and policies used to operate the bulk power system of the New York Control Area and to conduct wholesale electricity markets, consistent with the NYISO Tariffs and Agreements. Manuals are organized by subject area and listed alphabetically; manuals with appendices and/or attachments are contained in folders and listed first in each subject area. NYISO Guides serve to assist users with information needed to participate in NYISO Administered Markets. NYISO Technical Bulletins explain changes to, and provide instruction for, NYISO processes and procedures. Refer to the Retired NYISO Technical Bulletins and Manuals link below for a list of retired NYISO documents.