Acceptance of offer letter is issued by the shareholder to whom the allotment of equity share is made on the right issue basis. The submission of the letter to board directors to the company means the issue of equity shares is accepted by an existing shareholder. This offer letter is needed to process the further steps regarding the share equity. After receiving this letter, the board of directors also produces a share certificate maintaining the provisions of the Companies Act, 2013. This offer letter should present the information regarding the number of equity shares and the total amount.