Commencement of Companies Act provisions: government brings specified sections and clauses into force on appointed effective date. Notification appoints 12 September 2013 as the effective date for specified provisions of the Companies Act, 2013, listing individual sections and ranges of sections to be brought into force while identifying explicit exceptions for certain sub-clauses, provisos and sub-sections; the instrument utilises executive power under section 1(3) to selectively commence governance, procedural and compliance provisions without altering the statutory text.