Change Control
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... working group documents, except as discussed in Section 7.3
below, since the IETF must retain change control over its documents
and the ability to augment, clarify and enhance the original IETF
...
... companies. These are typically published as Informational RFCs, and
do not require that change control be ceded to the IETF. Basically,
documents of this type convey information for the Internet community ...