Uniform Controlled Dangerous Substances Act; adding certain substance to Schedule I. Effective date.

Header changed from 'Committee Substitute' to 'Engrossed Senate' with updated session information and sponsor attribution.

Page footers were updated from 'Req. No. 1639' to 'SB860 HFLR' to reflect the House Floor version.

Added explanatory note stating 'BOLD FACE denotes Committee Amendments' to clarify the amendment markup style.

Minor formatting adjustments including spacing changes in section headers and list indentation throughout the document.

Added 2,5-dimethoxy-4-(2-fluoroethylthio)-phenethylamine to the list of Schedule I hallucinogenic substances.

Added 5-methoxy-N,N-dimethyltryptamine (5-MDMT) to the list of Schedule I hallucinogenic substances.

Added N-methyltryptamine (NMT) to the list of Schedule I hallucinogenic substances.

Added A-ethyltryptamine (AET) to the list of Schedule I hallucinogenic substances.

Added A-methyltryptamine (AMT) to the list of Schedule I hallucinogenic substances.

Updated bill header information to reflect engagement status and added co-sponsor (Kannady of the House) to the byline.

Header information was updated to reflect the Committee Substitute version instead of the Engrossed version, including changes to the legislative session details and bill title formatting.

Page numbering and request numbers were updated to reflect the new Committee Substitute version, changing from 'ENGR. S. B. NO. 860' to 'Req. No. 1639'.

The numbering sequence within the lists of controlled substances was reorganized during the formatting process, though the actual substances listed appear to remain the same.