The SLA recognises 26 subject interests or 'divisions' of special librarianship.
- Advertising & Marketing
- Biomedical & Life Sciences
- Business & Finance
- Chemistry
- Competitive Intelligence
- Education
- Engineering
- Environment & Resource Management
- Food, Agriculture & Nutrition
- Government Information
- Information Technology
- Insurance & Employee Benefits
- Knowledge Management
- Leadership & Management
- Legal
- Military Librarians
- Museums, Arts and Humanities
- News
- Petroleum & Energy Resources
- Pharmaceutical & Health Technology
- Physics, Math & Astronomy
- Science & Technology
- Social Science
- Solo Librarians
- Transportation