Section 7-432 - Lifeguards(a) Except as provided in subsection (b) of this section, a lifeguard shall not be required for a Class C, semi-public swimming pool that is:(1) Open for use only to persons who hold membership or other paid association in the facility where the swimming pool is located;(2) Open for use only to persons who are permanent or temporary residents or guests of residents at the facility where the swimming pool is located;(3) Open for use to persons who are lodging for a fee at the facility where the swimming pool is located; or(b) A lifeguard shall be required for a Class C, semi-public swimming pool that has:(2) A depth greater than 5 feet; provided, that the swimming pool is constructed after June 30, 2018; or(3) An expected bather population that is 50 % or more children under 15 years of age.July 17, 2018, D.C. Law 22-147, § 3, 65 DCR 5988.