Before the IETF meeting, we check working group agendas for documents with IANA-related issues. We have notes about the current version of this document:
2) The JWT and CWT registrations should also name a change controller. (The IETF is now preferred to the IESG as a change controller for registrations made by IETF-stream documents.) This could be mentioned in a sentence instead of in the tables, if that would be easier.
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Actually, having read the very relevant examples in ietf-rats-eat-25 as it is cited in the relevant registry, we need several other fields to make it "IANA-friendly" and ready beyond claim type, more to follow.