A community sanction has been established at this discussion:

Calton ( talk · contribs · deleted contribs · logs · filter log · block user · block log) is formally subject to 0RR on CSD tagging - he is not to revert (or re-tag) declined speedy-delete requests.

Another community sanction has been established at [ this discussion]:

Calton ( talk · contribs · deleted contribs · logs · filter log · block user · block log) and JohnHistory ( talk · contribs · deleted contribs · logs · filter log · block user · block log) are prohibited from editing each other's talk or respective subpages.