(1) The Principal Act is amended -
(a) in section 510 by inserting the following after subsection (7):
"(8) Without prejudice to subsection (7) the trustees of an approved scheme shall as respects any year, prepare and deliver to the Revenue Commissioners on or before 31 March in the year following that year, a return in the prescribed form (within the meaning of section 951) of such particulars relating to the approved scheme for that year as may be required by the prescribed form and sections 1052 and 1054 shall apply to a failure by the trustees to deliver a return in accordance with this subsection as they apply to a failure to deliver a return referred to in section 1052.",
(b) in Schedule 12 by inserting the following after paragraph 3(4):
"(5) Without prejudice to subparagraph (4) the trustees of a trust shall as respects any year, prepare and deliver to the Revenue Commissioners on or before 31 March in the year following that year, a return in the prescribed form (within t
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