; (2) the registration and marking of unmanned aircraft; (3) the standards for remotely identifying owners and operators of unmanned aircraft systems and associated unmanned aircraft; and (4) other standards consistent with maintaining the safety and security of the national airspace system. (g) Aeronautical knowledge and safety test (1) In general Not later than 180 days after the date of enactment of this section, the Administrator, in consultation with manufacturers of unmanned aircraft systems, other industry stakeholders, and community-based organizations, shall develop an aeronautical knowledge and safety test, which can then be administered electronically by the Administrator, a community-based organization, or a person designated by the Administrator. (2) Requirements The Administrator shall ensure the aeronautical knowledge and safety test is designed to adequately demonstrate an operator’s— (A) understanding of aeronautical safety knowledge; and (B) knowledge of Federal Aviation Administration regulations and requirements pertaining to the operation of an unmanned aircraft system in the national airspace system. (h) Community-based organization defined In this section, the term community-based organization means a membership-based association entity that— (1) is described in section 501(c)(3) of the Internal Revenue Code of 1986; (2) is exempt from tax under section 501(a) of the Internal Revenue Code of 1986; (3) the mission of which is demonstrably the furtherance of model aviation