Supplemental Licensing: E-resources (Formerly Tier 3)

Products, pricing, and ordering for 2019 Supplemental Licenses will be available in the fall of 2018.

The following criteria apply to Supplemental Licenses:

  • Pricing must be better than what libraries would pay through individual subscriptions
  • Pricing must be valid for a minimum of one year
  • Vendors must agree to the basic license term guidelines
  • Libraries will place orders directly with SOLS
  • Vendors will bill libraries directly
  • Duplication and competition is allowed - multiple vendors may offer similar products
  • Products negotiated by other consortia (e.g. Consortia Canada) are also posted here


If you are a vendor interested in participating, please review our Information for E-Resources-Vendors.

For Libraries: Need assistance with choosing products?  Try using the Product List with Evaluation Form.

Please review's Terms of Use. For questions, comments and suggestions regarding this website, please Contact SOLS Helpdesk.

The Southern Ontario Library Service  is working to make our website accessible to all. We welcome comments and suggestions on access improvements and encourage you to take a look at our updated Accessibility Policy. If you require a particular PDF or word document in an accessible format, please do not hesitate to contact us. We also offer BrowseAloud reading support - click on the orange graphic to the right to launch.  Learn more about BrowseAloud.

The support of the Government of Ontario through the Ministry of Tourism, Culture and Sport is gratefully acknowledged.