CSN EN 16603-11

CSN EN 16603-11 This document defines Technology Readiness Levels (TRLs). It is applicable primarily to space system hardware, although the definitions could be used in a wider domain in many cases. The definition of the TRLs provides the conditions to be met at each level, enabling accurate TRL assessment.
Original English text of CSN EN Standard.
The price of the Standard included all amendments and correcturs.