17. In Schedule 21 to the Act (additional requirements for recognition)the following new sub-paragraph shall be added at the end of paragraph2—
“(4) The reference in sub-paragraph (1) to rights and liabilities betweenthose party as principal to unsettled market contracts does not includerights and liabilities—
(a)in respect of margin; or
(b)arising out of a failure to perform a market contract.”.