32(1)Multinational top-up tax due must be paid by the end of the period of 15 months beginning with the day after the end of the accounting period.
(2)But the longer period in sub-paragraph (3) applies if the liability to pay tax arises in respect of the first accounting period in relation to which a group is a qualifying multinational group.
(3)Where this sub-paragraph applies, multinational top-up tax due must be paid by the end of the period of 18 months beginning with the day after the end of the accounting period.
(4)A person’s liability to pay multinational top-up tax may be discharged by another member of the multinational group to which the liability relates (but see paragraph 37).