Section 15-135.1 - Dental preventive care coverage(a)(1) In this section the following words have the meanings indicated.(2) "Carrier" means an insurer, nonprofit health service plan, health maintenance organization, or dental plan organization that provides dental benefits on an expense-incurred basis under policies or contracts issued or delivered in the State.(3) "Dental preventive care" means a preventive dental visit, screening, oral examination, teeth cleaning (prophylaxis), fluoride treatment, or routine preventive service that is a covered benefit under a policy or contract issued or delivered by a carrier.(b) If benefits for dental preventive care are available and all other requirements for the coverage of dental preventive care are met, a carrier shall provide coverage for dental preventive care: (1) at any time during the plan year for a policy or contract that provides coverage for dental preventive care once during the plan year; or(2) subject to subsection (c) of this section, in accordance with any frequency limitation for a policy or contract that provides coverage for dental preventive care more than once during the plan year.(c) A carrier may not impose a frequency limitation on dental preventive care that requires the dental preventive care to be provided at an interval greater than 120 days during a plan year.(d) This section may not be construed to require coverage for a service not otherwise required by law.