The Canadian Clinical Drug Data Set April 2025 release is now available for access and implementation on the Terminology Server and Terminology Gateway. Learn More >

Important Update: We are pleased to announce significant enhancements to our FHIR Terminology Server, offering more seamless and standards-based access to terminology content for healthcare data exchange. Discover the new features and upcoming changes to our Terminology Gateway. Learn More >

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Unified Codes for Units of Measures (UCUM) Terms of Use

The pan-Canadian LOINC Observation Code Database (pCLOCD) includes all or a portion of the UCUM table, UCUM codes, and UCUM definitions or is derived from it, subject to a license from Regenstrief Institute Inc. and The UCUM Organization. Your use of the UCUM table, UCUM codes, UCUM definitions also is subject to this license, a copy of which is available at http://unitsofmeasure.org. The current complete UCUM table, UCUM Specification are available for download at http://unitsofmeasure.org. The UCUM table and UCUM codes are copyright © 1995-2024, Regenstrief Institute, Inc. and the Unified Codes for Units of Measures (UCUM) Organization. All rights reserved.

Read the full UCUM Terms of Use

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