Md. Health-General Code Ann. 13-708
Liability: Use of an Epi Pen
An individual who administers an epi pen will not be held legally responsible because they were not certified.
Immunity from liability -- Uncertified individual
(a) In general. -- This subtitle may not be construed to create a duty upon any individual to obtain a certificate under this subtitle, and an individual may not be held civilly liable for failing to obtain a certificate under this subtitle. (b) Administration of epinephrine. -- An individual may not be held civilly liable in any action arising from or in connection with the administration of auto-injectable epinephrine by the individual solely because the individual did not possess a certificate issued under this subtitle.