Commencement of Section 45 activates provisions related to Section 64B and corresponding statutory entries.
Central Government appoints commencement of Section 45 of the Competition (Amendment) Act, 2023 insofar as it relates to Section 64B and the entries relating thereto, by formal notification activating the cited provision and its corresponding statutory entries as effective on the notified date.

Publication of Guidelines: Commission must publish guidelines on its website and in the Gazette for public information.
The Commission shall issue guidelines through publication on its official website and the Secretary shall publish those guidelines in the Official Gazette. The language of the guidelines shall be English. Guidelines must specify a title and effective date, be drafted in precise, clear and simple language, and follow paragraph and subject-matter rules so that one paragraph contains a single sentence addressing a single aspect of policy.

Selection Committee procedure: panel recommendation required and appointments subject to prior Central Government approval.
A new rule 7A requires the Selection Committee to devise its own selection procedure and recommend a panel of at least three names; the Commission shall appoint any person recommended by the Selection Committee only after obtaining prior approval of the Central Government. Schedule III is amended to substitute legacy grade-pay references with specified pay matrix levels, revise required years of experience into corresponding pay-level experience, and standardize Selection Committee composition for each enumerated post.

Commencement of section 12: central government appoints its coming into force via notification on the appointed date.
The Central Government, exercising powers under sub section (2) of section 1 of the Competition (Amendment) Act, 2023, by notification appointed 18 July 2023 as the date on which section 12 of the Act shall come into force, issued by the Ministry of Corporate Affairs.

Search-cum-Selection Committee updates govern Director General appointment process and tighten eligibility and qualification criteria.
A new Search-cum-Selection Committee-comprising the Commission Chairperson, a Joint Secretary-rank officer from the Ministry of Corporate Affairs, and a Central Government-nominated expert-will recommend a panel of up to three names; the Commission shall appoint the Director General from that panel with prior Central Government approval. The Schedule raises the post to a senior pay level, removes the previous probation entry, and restricts eligibility to government officers in analogous posts or with specified senior service, requiring integrity, outstanding ability, investigation experience and knowledge in accountancy, management, business, public administration, international trade, law or economics.

Competition law exemption: specified Regional Rural Bank excluded from anti-competitive agreement and dominance provisions for a limited period.
Central Government exempts a notified Regional Rural Bank, in public interest and under statutory exemption authority, from the Competition Act provisions addressing anti-competitive agreements and abuse of dominant position for a five-year period from publication in the Official Gazette.

Commencement of Competition Amendment Act: specified sections brought into force, initiating staged implementation of competition law reforms.
The Government designates 18th May 2023 as the operative commencement date for specified sections of the Competition (Amendment) Act, 2023, bringing into force grouped ranges of provisions while identifying certain clause-level exclusions; the activation is effected by formal commencement notification under the Act's commencement power to enable staged implementation of its regulatory framework.

Regional office jurisdiction established for competition regulation, defining territorial coverage and effective commencement for three offices.
The Competition Commission of India establishes three regional offices (Southern at Chennai, Eastern at Kolkata, Western at Mumbai), each assigned an effective commencement date and a specified territorial jurisdiction comprising listed States and Union territories to exercise competition law functions within those areas.

Corrigendum to Competition Amendment Act updates statutory nomenclature by replacing the term Explanation with Explanation 1 in the Gazette.
Corrigendum to the Competition (Amendment) Act, 2023 directs that in the Gazette publication the word "Explanation" at page 19, line 39 is to be read as "Explanation 1", effecting a textual correction to the printed enactment.