(a) Only those individuals qualified to withdraw DNA samples in a medically approved manner shall withdraw a DNA sample to be submitted for DNA analysis.
(b) Persons authorized to withdraw DNA samples under this section shall not be civilly or criminally liable for withdrawing a DNA sample and transmitting test results if they act in good faith and pursuant to this chapter.
(c) It shall be a complete defense to a civil or criminal action if the law enforcement and correction officials who physically restrain a person for the taking of a DNA sample, acted in good faith and under the instruction and supervision of medical personnel under this statute to withdraw DNA samples.