Del. Code Ann. tit. 16, § 1163
(b) All residential health facilities licensed for fewer than 30 beds shall have, at a minimum, a part-time activities director as described in subsection (a) of this section, in accordance with the following formula:
Number of beds ÷ 30 x 40 = hours per week minimum required for an activities director.
A subacute transitional care unit of an acute care hospital with 30 beds or fewer is exempt from the provisions of this subsection provided that other licensed personnel perform the duties of this function.