Generally, you will know when its an official visit because the school will tell you. The school must take extra steps to arrange an official visit v an unofficial visit (i.e. get approval from their compliance officer etc...).
13.6.3 Requirements for Official Visit.
The following requirements must be met before an institution may provide an official visit to a prospective student-athlete: (Adopted: 4/26/07 effective 8/1/07)
(a) A high school or preparatory school prospective student-athlete must present the institution with a score from a PSAT, SAT, PLAN or ACT taken on a national testing date under national testing conditions, except that a state-administered ACT may be used to meet the requirement. The score must be presented through a testing agency document, on a high school or preparatory school academic transcript (official or unofficial) or through the use of the applicable testing agency's automated-voice system. A foreign prospect who requires a special administration of the PSAT, SAT, PLAN or ACT may present such a score upon the approval of the Academics Cabinet or the Initial-Eligibility Waiver Committee;(Revised: 11/1/07 effective 8/1/08)
(b) A prospective student-athlete must present this institution with a high school (or college) academic transcript;
(c) A high school or preparatory school prospective student-athlete must register with the NCAA Eligibility Center; and (Revised: 5/9/07)
(d) A high school or preparatory school prospective student-athlete must be placed on the institution's institutional request list (IRL) with the NCAA Eligibility Center. (Revised: 5/9/07)
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