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The Stockholm Convention on POPs and the Protocol to the regional UNECE Convention on Long-Range Transboundary Air Pollution (CLRTAP) are international instruments, whose POP substance lists are amended continuously. As soon as new substances/substance groups are classified in the Convention as POPs, they are subsequently included in the POP Regulation.
Source: EUR-Lex (Cellar) · retrieved 2026-09-25 · Text as adopted (Official Journal); later amendments are not incorporated in this text.