Under Section 135(6) of the Companies Act, 2013, any amount remaining unspent pursuant to an ongoing CSR project shall be transferred by the company within how many days from the end of the financial year to a special bank account called the 'Unspent Corporate Social Responsibility Account'?

Under Section 77(1) of the Companies Act, 2013, within what initial statutory period must a company register a charge created on its property or assets with the Registrar of Companies (ROC)?

Under Rule 3(3) of the Companies (Acceptance of Deposits) Rules, 2014, what is the maximum aggregate limit of deposits that an eligible public company can accept from its members and the public?

Which of the following is a requirement for a company to buy back its securities under the Companies Act, 2013?

What is the tax treatment of buyback of shares by an unlisted company?

Explain the concept of differential rights and its significance in the context of buyback of securities.

What are the legal provisions governing the buyback of securities by a company in India?