1401 This Rule Book shall be implemented and interpreted by:
(i) Notices applicable to all Euronext Derivatives Markets, issued jointly by the Euronext Market Undertakings;
(ii) Notices applicable to all Euronext Securities Markets, issued jointly by the Euronext Market Undertakings;
(iii) Notices applicable only to markets operated by one Euronext Market Undertaking, issued separately by that Euronext Market Undertaking; and
(iv) individual decisions adopted by one Euronext Market Undertaking pursuant to the Rules.
Notices shall become effective and binding upon publication by the Euronext Market Undertakings in the manner set forth in Rule 1501 or at such subsequent date as is specified in such publication.
1402 With a view to the adequate and proper operation of the Euronext Markets and the protection of the interests of participants on those markets, the Euronext Market Undertakings may modify the Rules, including by adopting additional Rules, whenever it deems such modifications n
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