The Association of Specialized and Cooperative Library Agencies (ASCLA) is the ALA membership division that represents state library agencies, specialized library agencies, multitype library cooperatives, and independent librarians. Specialized library agencies are those organizations that provide materials and services to meet the information needs of persons whose access to library services and materials is limited because of confinement, sensory, mental, physical, health, or behavioral conditions. As a type-of-library division, ASCLA is empowered by the ALA Council to establish standards of service for libraries in correctional institutions. Formerly part of the Libraries Serving Special Populations Section (LSSPS), two interest groups are currently active:
In addition, ALA's Office for Diversity, Literacy, and Outreach Services (ODLOS) supports, serves, and promotes adult literacy and equity of information access initiatives for traditionally underserved populations through training, information resources, and technical assistance.
The Association of Specialized and Cooperative Library Agencies (ASCLA, a division of ALA) has prepared the following standards of service libraries in correctional institutions.
Library Standards for Adult Correctional Institutions, 1992 by 
Library Standards for Juvenile Correctional Institutions by 