Court of Arbitration for Sport (CAS) on Wednesday found the IAAF's female eligibility regulations necessary, reasonable and proportionate means for achieving the IAAF's legitimate aim of preserving the integrity of female athletics in the restricted events.The regulations will come into effect on May 8, till that time all the relevant athletes (as defined in clause 2.2(a) of the Regulations) wishing to compete in the female classification in a restricted event (as defined in clause 2.2(b) of the Regulations) at an International Competition need to meet the eligibility conditions set out in clause 2.3 of the regulations.The IAAF also noted three concerns by the CAS panel as to the fairness of the implementation of the regulations.The CAS panel in the Chand case (CAS 2014/A/3759) found that the previous iteration of the regulations was administered with 'care and compassion' by the IAAF, and this will not change.The regulations expressly stated that the IAAF will keep all practical ...