; (2) provides or provided health care related services as part of such employment; and (3) was credentialed by the Secretary of Defense. (c) Policies and regulations The Secretary of Veterans Affairs and the Secretary of Defense shall establish such policies and promulgate such regulations as may be necessary to carry out this section. (d) Credentialing defined In this section, the term credentialing means the systematic process of screening and evaluating qualifications and other credentials, including licensure, required education, relevant training and experience, and current competence and health status. (e) Effective date This section shall take effect on the date that is one year after the date of the enactment of this Act.