Since Last Decades, India Is Extensively Demanding to Converge Accounting Standards (As) With International Financial Reporting Standards (Ifrs). For That It Is Essential Also As to Maintain Uniformity In Disclosing the Accounting Treatments Especially For the Multi-National and Global Company. In This Course, the Institute of Chartered Accountant of India Engages In Formulating Indian Accounting Standards (Ind As) With This Regards. the Implementation of Ind As Has Already Begun In the Country With Phase I and Phase Ii Companies and Many of the Ind As Has Been Already Implemented. In This Regards, the Ministry of Corporate Affairs (Mca) Also Provided the Companies Rules, 2015(Indian Accounting Standards) on Vide Notification Dated February 16, 2015 and Till Date Many of the Amendments Are Been Finalising Too. the Ministry Also Notified the Provisions on Compromises, Arrangements and Amalgamations Under Sections 230- 240 In Chapter Xv of the Companies Act, 2013. By This Paper, the Efforts Have Been Made to Explore the Modified Concepts of Ind As 103 - Business Combinations and All Those Provisions of the Companies Act, 2013 That Relate to Mergers and Acquisitions. This Paper Emphasis Mainly on Two Aspects I.E. a Comparison Between the Provisions of Old Companies Act, 1956 New Companies Act, 2013 and Comparison Between the Provisions of As-14 Ind As-103.