The reason for giving 90 days is not that some issues are so complicated that they require 90 days to fix, but that bureaucracies can be slow and need a lot of

The reason for giving 90 days is not that some issues are so complicated that they require 90 days to fix, but that bureaucracies can be slow and need a lot of extra time. In your case, that is 30 days of bureaucratic overhead, leaving them 60 days of actual work. This seems reasonable, as bussiness deadlines are 30 days.