Prospective visitors are required to consolidate their current rating by performing at least 50 controlling hours at their current rating in the ARTCC where the rating was granted prior to visiting.
Prospective visitors must wait at least 90 days after any rating change (promotion) before visiting a new ARTCC.
Prospective visitors must hold at least an S3 rating.
Prospective visitors must wait at least 60 days after joining a visiting roster before visiting a new ARTCC.