This is a summary is from the NCAA's Guide for the College Bound Athlete, available on their website.

Sophomore Year
• You may receive general brochures for camps and questionnaires from a university.
• You may make phone calls (e-mails) to the university's coach or staff.
• The university's coach or staff may not contact you personally.
• No off-campus contact allowed by the university's coach or staff.
• No "official" visits to the college allowed. An official visit is any visit to a college paid for by the college.
• Unlimited number of "unofficial" visits paid for by the parents or player. The university can provided up to three tickets to a sporting event during these visits.
Junior Year
• You are eligible to receive formal recruiting materials after September 1.
• You may make phone calls to the university's coach or staff.
• The university's coach or staff may make one phone call to you during the month of March of your junior year.
• The university's coach or staff may make a maximum of one phone call a week to you after July 1 of your junior year.
• The university's coach or staff may meet with you once at your school during April of your junior year.
• The university's coach or staff may meet with you at any venue starting July 1 of your junior year.
• No official visits are allowed.
• Unlimited number of unofficial visits paid for by the parents or player. The university can provided up to three tickets to a sporting event during these visits. "

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Senior Year
•You are eligible to receive formal recruiting materials at any time.
•You may make phone calls to the university's coach or staff.
•The university's coach or staff may make one phone call to you per week.
•The university's coach or staff may meet with you at any place or time.
•Official visits to a college are allowed beginning the date school opens.
•Official visits are limited to five universities total per athlete.
•Unlimited number of unofficial visits paid for by the parents or player. The university can provided up to three tickets to a sporting event during these visits.
•The university may come to your high school competitions and evaluate your play a maximum of seven times your senior year.
•The university may make personal contact with you a maximum of three times during your senior