Whether the director of a private limited company is liable for the payment of tax in respect of the supply made by or to such private company

Yes. Every director of the private company during the period for which. tax, interest or penalty due in respect of any supply of goods or services or both, is not recovered shall jointly and severally be liable for the payment of such tax, interest or penalty, unless he proves that the non-recovery cannot be attributed to any gross neglect, misfeasance or breach of duty on his part in relation to the affairs of the Company.

(ICAI FAQ PUBLICATIONS 06-09-2017 Liability of directors of private company : FAQ NO. 9)

Whether in an amalgamation, the companies shall be treated as separate entities for the period starting from effective date and ending on the date of order of the Court

Yes, for the purposes of this Act, the two or more companies amalgamated or merged in pursuance of an order of Court or of Tribunal or otherwise, shall be treated as distinct companies for the period up to the date of the said order and the registration certificates of the said companies shall be cancelled with effect from the date of the said order.

(ICAI FAQ PUBLICATIONS 06-09-2017 Liability in case of amalgamation /merger of Companies: FAQ NO. 6)

In case of an amalgamation, supplies effected for the period from effective date till the date of order of the Court between the companies inter-se is liable to tax

Yes. In terms of Section 87(1) of the CGST Act, 2017, the supplies between the
companies inter-se for the period starting from effective date and ending with the date of order of the Court is liable to tax and supply and receipt shall be included in the turnover of supply or receipt of the respective Companies.

(ICAI FAQ PUBLICATIONS 06-09-2017 Liability in case of amalgamation /merger of Companies : FAQ NO. 5)