The present handbook is provided to support the implementation of the requirements of ECSS-E-AS-11 to space projects.
With this purpose, this handbook provides guidelines on the w ay to assess the maturity of a technology of a product in a
given environment, to use the TRL assessment outcome in the product development framew ork, and to introduce some
further refinements for specific disciplines or products to w hich the TRL assessment methodology can be extended.
The concept of Manufacturing Readiness Level (MRL) is not addressed in this document, w hilst the concept of TRL can
be applied to the technology-related aspects of manufacturing.
IN_DEVELOPMENT
prDS CEN/CLC/TR 17603-11:2021
40.20
DIS ballot initiated: 12 weeks
Feb 9, 2026
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