House committee substitute makes the following changes to 2nd edition. Rewrites section 4 of SL 2011 - 19 to require forensic science professionals at the State Crime Lab to obtain individual certification within 18 months of the date the analyst becomes eligible to seek certification, or by June 1, 2012, whichever occurs later (was, as soon as practicable, but no later than June 1, 2012). Rewrites section 11 of SL 2011 – 19 to provide that until October 1, 2012, sections 7 and 8 of the act (concerning the admissibility of forensic evidence in a criminal prosecution) apply only to the North Carolina State Crime Lab, but that after that date, the provisions apply to all labs conducting forensic or chemical analysis for admission in North Carolina courts. Makes conforming changes to the title.