W. Va. Code R. § 6-1-8
The licensee or registrant, or a licensee's or registrant's agents, assistants or employees shall get permission from a medical examiner or other qualified law enforcement official before embalming, removing, cremating or hydrolyzation of a body when they have information of or suspect a crime or intentional violence in connection with the cause of death.
A licensee or registrant, or a licensee's or registrant's agents, assistants or employees who have information of a possible crime shall immediately file a formal report of that information to a proper law enforcement officer, if the possible crime has not yet been reported.
A licensee or registrant, or a licensee's registrant or registrant's agents, assistants or employees shall not knowingly do any act that would conceal evidence of a crime.
A licensee or registrant, licensee's agents, assistants or employees shall not use any fluid or compound which contains arsenic, lead, mercury, copper, zinc, silver, antimony or chloral or any poisonous alkaloid in the embalming of a body which would interfere in the autopsy or other investigation of the death of that body.
W. Va. Code R. § 6-1-8