10(1)The filing member of a registered group must submit an information return to HMRC for each accounting period in which the group is a qualifying multinational group, unless sub-paragraph (4) applies.
(2)An “information return” is a return containing the following information—
(a)identification of the members of the group;
(b)information on the overall corporate structure of the group;
(c)information relevant to the determination of effective tax rates, top-up amounts or allocation of top-up amounts;
(d)such other information specified in a notice published by HMRC as HMRC may consider relevant to the sharing of information between Pillar Two territories in connection with the Pillar Two rules.
(3)HMRC may specify in a notice the particular items of information to be submitted as part of an information return.
(4)This sub-paragraph applies if an information return has been submitted for that period to another qualifying authority.
(5)A “qualifying authority” is an authority outside the United Kingdom with which HMRC has an agreement under which the authority will share the information contained in information returns submitted to that authority with HMRC.
(6)If sub-paragraph (4) applies, the filing member must notify HMRC (an “overseas return notification”).
(7)An information return or overseas return notification must be submitted in the way specified in a notice published by HMRC.
(8)HMRC may specify in a notice that other information is to be provided together with an overseas return notification.
(9)An information return or overseas return notification must be submitted by the end of the period of 15 months beginning with the day after the end of the accounting period in respect of which the return or notification is being submitted.
(10)But the longer period in sub-paragraph (11) applies if the return or notification is being submitted in respect of the first accounting period in relation to which the group is a registered group.
(11)Where this sub-paragraph applies, the information return or overseas return notification must be submitted by the end of the period of 18 months beginning with the day after the end of the accounting period.