2. Taxation part (indirect taxes) please refer http://www.icai.org/post.html?post_id=10102
3. Company law: please refer https://www.caclubindia.com/forum/applicability-of-companies-act-2013-4-nov-14-285332.asp
plus you need to refer RTPs (will be issued soon) and supplementary study material for taxation, already issued http://220.227.161.86/30174bos19779-ipcc.pdf