Library of Congress

Program for Cooperative Cataloging

The Library of Congress > Cataloging, Acquisitions > PCC > SACO - Subject Authority Cooperative Program

The Subject Authority Cooperative Program (SACO) enables member institutions to submit subject heading proposals for inclusion in Library of Congress Subject Headings (LCSH), and classification number proposals for inclusion in Library of Congress Classification (LCC) schedules.
Read more about SACO

SACO Presentations

SACO-at-Large Meeting, ALA Midwinter, Sunday, January 26, 2014: Meeting Summary [PDF : 168 KB]

TIPS FOR MAKING SUCCESSFUL SUBJECT PROPOSALS : A Mini Workshop for the SACO-At-Large Meeting January 27, 2013

Janis L. Young, Library of Congress Policy and Standards Division (PSD)

Presentation [PPT : 70 KB]

Handout [PDF : 2431 KB]

Current Tentative Lists, Approved Lists, and Editorial Minutes

Subject Lists

Most Recent Tentative List (WL1408, Aug. 18, 2014)

Most Recent Approved List (WL1407, July 21, 2014)

All approved subject lists, going back to 1997, are available on the Cataloging and Acquisitions website

Special Projects Lists

Medium of Performance Terms (WL1414, Feb. 10, 2014)

Classification Lists

Most Recent Tentative List (WL1408, Aug. 11, 2014)

Most Recent Approved List (WL1407, July 14, 2014)

All approved classification lists, going back to 2002, are available on the Cataloging and Acquisitions website

Editorial Meeting Summaries

SACO Proposals & Documentation

SACO members use these tools to create and submit Library of Congress Subject Heading (LCSH) proposals and Library of Congress Classification (LCC) proposals.

See all SACO Proposals and Documentation

SACO Training

SACO training is an essential component of the program. Members may participate in formal classroom workshops, view online webinars and video sessions at their own pace, or download materials for self-instruction.

Learn about SACO workshops

SACO Resources & Forms

See all SACO Resources and Forms

Related Information

Join SACO

SACO partners are key players in the global development of subject access to information resources.

Upcoming Meetings & Events

Contact SACO