This third revision of the Classification of Instructional Programs (CIP) updates and modifies education program classifications, descriptions, and titles at the secondary, postsecondary, and adult education levels. This edition has also been adopted by Canada as its standard for major field of study classification. The volume includes the following sections: (1) an introduction, with information on update processes and procedures, principles governing programs included in the CIP, how the volume is organized, proposed revisions, textual conventions, taxonomic information, and new programs added; (2) a listing of series, codes, and titles; (3) full text of instructional program codes, titles, and definitions for the following classes of programs: academic and occupationally specific programs; vocational family and consumer sciences/consumer and home economics programs; technology education/industrial arts programs; U.S. Reserve Officer Training Corps programs; personal improvement and leisure programs; dental, medical, and veterinary residency programs; and high school/secondary diplomas and certificate programs. Appendix A is a French language section on codes used exclusively in Canada; Appendix B lists program codes and titles deleted in the years 2000, 1990, and 1985. (CH)