Issue link: http://itf.uberflip.com/i/464146
45 ITF Women's Circuit c. Hormonal therapy appropriate for the assigned sex has been administered in a verifiable manner and for a sufficient length of time to minimise gender-related advantages in sport competitions. d. Eligibility should begin no sooner than two years after gonadectomy. In all instances, a confidential case-by-case evaluation will occur. c. Hyperandrogenism Please refer to Appendix B for details of the Hyperandrogenism Rule. d. Age Eligibility Rules Please refer to Appendix C for details of the Age Eligibility Rule applicable to competition in all professional tennis tournaments worldwide which offer prize money of $10,000 or more. Players under 18 years of age may be requested to provide proof of their date of birth. 2. RULES TO BE OBSERVED These ITF Women's Circuit Regulations are published by the ITF Women's Circuit Committee for the purpose of ensuring the orderly and fair administration of the ITF Women's Circuit. Each player entrant in an ITF Women's Circuit tournament agrees as a condition of such entry to abide by and be subject to these ITF Women's Circuit Regulations, which hereinafter include the ITF Women's Circuit Code of Conduct, as amended from time to time by the ITF Women's Circuit Committee. Any Applicant awarded a one (1) year sanction on the ITF Women's Circuit Calendar shall be subject to, and the Applicant shall be bound by and comply with, all of the applicable provisions of the ITF Women's Circuit Regulations, the ITF Pro Circuit Organisational Requirements and the Guide to Recommended Health Care Standards documents, each of which may be amended from time to time. ITF reserves the right to refuse approval of or cancel any previously sanctioned tournament or series of tournaments on the grounds of health, safety, security or any other potential threat to any persons attending the tournament(s) or to the successful running of the tournament(s), with no liability to the Applicant, National Association, Tournament Organiser or ITF. The Rules of Tennis shall apply in all ITF Women's Circuit tournament matches.