Section 93(4)(b) in The U.P. Goods and Services Tax Act, 2017
(b)is a trustee who carries on the business under a trust for a beneficiary, then, if the guardianship or trust is terminated, the ward or the beneficiary shall be liable to pay the tax, interest or penalty due from the taxable person upto the time of the termination of the guardianship or trust, whether such tax, interest or penalty has been determined before the termination of guardianship or trust but has remained unpaid or is determined thereafter.