• The external validation cycle is required to ensure the Revision is validated by the relevant Type Certificate Holder(s)


    • The list of TC Holder(s) to be involved for the external validation of a given Revision is a key parameter that is verified upstream by the Approver during the internal approval review (see External validation review)


    • The progress and results of the internal validation are managed and recorded into TPLM as per the following sequence:




Note: prior to December 2020 the external validation was not performed in TPLM but in the legacy Lotus “Validation” workflow