CDP Depository Rules 15 General Past version: Effective up to 17 Jan 2022 15.4 Rights of Third Parties Up to 17 Jan 202218 Jan 2022 onwards Save as provided in CDP Rules 1.1.2, 13 and 14, a person who is not a party to these CDP Rules has no rights under the Contracts (Rights of Third Parties) Act (Cap 53B) to enforce any terms of these CDP Rules.