As we know that New Companies Bill has been passed in Parliament.
However, it will convert into Act of the Parliament only on signature of President of India and publication in Official Gazatte.
ICSI's usual rules are "All amendments made upto before 6 months from date of exams are relevant for exam purpose"
As Act has not been implemented, but students are advised to read the highlights of the Act and learn "distinguish between Act of 1956 and Act of 2012.
Major Highlights are given as per ICSI's website: https://www.icsi.edu/WebModules/Linksofweeks/Cos%20bill%20highlights.pdf
For CS(Exe) ECONOMIC AND COMMERCIAL LAW subject in easy language: to download, click /share_files/economic-and-commercial-law-cs-exe-new-syllabus-57442.asp