Criminal Offenses - As enacted, creates the offense of knowingly engaging in conduct that places a child in imminent danger of death, bodily injury, or physical or mental impairment by exposing the child to fentanyl, carfentanil, remifentanil, alfentanil, thiafentanil, or a fentanyl derivative or analogue; punishes the offense as a Class E felony if the child is over 8 and as a Class B felony if the child is 8 or less. - Amends TCA Title 37; Title 39 and Title 40.