(a)
(1) Within 120 days of October 20, 2011, the Mayor, pursuant to subchapter I of Chapter 5 of Title 2 [§ 2-501 et seq.], shall issue rules to implement the provisions of this chapter.
(b) The Mayor, through rulemaking, may expand the authority of this chapter to include athletic activities that are non-interscholastic school-sponsored or organized by a non-governmental organization.