Md. Code, Business Occupations and Professions § 5–605

(a) Except as provided in §§ 5–302 and 5–303 of this title and subsection (b) of this section, a person may not practice cosmetology, provide esthetic services, provide eyelash extension services, provide hair services, provide hair services – blow drying, or provide nail technician services in any place other than:

(1) a beauty salon that holds a beauty salon permit; or

(2) a barbershop that holds a barbershop permit issued under Title 4 of this article.

(b) (1) A licensed cosmetologist, esthetician, eyelash extension technician, hairstylist, hairstylist – blow dry technician, or nail technician may practice cosmetology and provide services in:

(i) a facility in which beautification–oriented medical services, authorized by the Maryland Department of Health, are provided;

(ii) the residence of an individual confined to the residence by reason of a physical or mental infirmity;

(iii) an assisted living facility as defined in § 19–1801 of the Health – General Article;

(iv) a hospice facility defined in § 19–901(c) of the Health – General Article;

(v) a nursing home as defined in § 19–1401(e) of the Health – General Article; or

(vi) a hospital as defined in § 19–301 of the Health – General Article or a similar institution.

(2) To practice in any of the locations specified in this subsection:

(i) the licensed cosmetologist, esthetician, eyelash extension technician, hairstylist, hairstylist – blow dry technician, or nail technician shall be sponsored by a beauty salon in which the cosmetologist, esthetician, hairstylist, hairstylist – blow dry technician, or nail technician is authorized to practice;

(ii) the patron to whom the services are rendered shall be a customer of the beauty salon; and

(iii) the services shall be rendered by appointment through the beauty salon.