Yes, the requirement for a chart to be "current" is the common wording.
In a discussion within our SkyDemon forums on a similar topic (which you can find here -
Approval of SkyDemon - discussing whether paper charts are mandatory) the following was mentioned:
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(
NCO.GEN.135 untitledDocuments, manuals and information to be carried
(a) The following documents, manuals and information shall be carried on each flight as originals or copies unless otherwise specified:
[...]
(10)
current and suitable aeronautical charts for the route, area of the proposed flight and all routes along which it is reasonable to expect that the flight may be diverted; )
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Beside that, friends don't let friends fly with out of date charts!
