{"release":{"id":"a4f2a0495fe55b47323883f82977a9b34ab66171ec9623e39925d3a7045b6c81","published":"2026-11-01T16:41:30Z","pinned":false},"limits":{"coverage":{"history":"current_only","held_since":"2026-10-26","gaps":[],"covered":["2017/988 — ITS — Standard forms for cooperation arrangements [in force] L2"],"not_covered":["national guidance","court decisions"]},"freshness":{"release_id":"a4f2a0495fe55b47323883f82977a9b34ab66171ec9623e39925d3a7045b6c81","release_published":"2026-11-01T16:41:30Z","checked_at":"2026-10-26","checked_against":"EUR-Lex"},"truncation":null,"failures":[],"incomplete":[]},"page":{"path":"/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4","url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4","title":"Article 4 — Responding to a request for cooperation","family":"l2_unit_view","work_id":"spaces/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation","view_of":"/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation","status":"in_force","force_status":"in_force","date_state":"current","requested_date":null,"as_of":"2026-11-01","applies_from":null,"application":null,"version_label":"Commission Implementing Regulation (EU) 2017/988, OJ L 149, 13.6.2017","check":{"against":"EUR-Lex","on":"2026-10-26"},"check_result":"matched","official_url":"https://eur-lex.europa.eu/eli/reg_impl/2017/988/oj/eng","valid_from":"2017-07-03","valid_until":null,"content_id":"97fe380cbdb45340","versions":["2017-07-03"],"version_url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4/versions/2026-10-26","revision_url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4/versions/2026-10-26/rev/97fe380cbdb45340","versions_url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4/versions","relations_url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/4/relations","act_url":"https://www.headlesslaw.com/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation#art-4","source_line":"Commission Implementing Regulation (EU) 2017/988 · binding · OJ L 149, 13.6.2017 · dated 6 Jun 2017 [in force]","attribution":{"prepared_by":"European Commission","published_by":"Publications Office of the EU","published_in":"Official Journal of the European Union","document_type":"implementing_regulation","legal_nature":"binding_adopted","addressees":"not stated in the document","dates":{"document_date":"2017-06-06","entry_into_force":"2017-07-03","locators":{"document_date":"CELLAR 32017R0988 work_date_document","entry_into_force":"CELLAR 32017R0988 resource_legal_date_entry-into-force (earliest)"}},"adoption":null},"context":{"act":{"work_id":"spaces/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation","path":"/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation","name":"Commission Implementing Regulation (EU) 2017/988","number":"2017/988","celex":"32017R0988","title_official":"COMMISSION IMPLEMENTING REGULATION (EU) 2017/988 of 6 June 2017 laying down implementing technical standards with regard to standard forms, templates and procedures for cooperation arrangements in respect of a trading venue whose operations are of substantial importance in a host Member State (Text with EEA relevance)","document_date":"2017-06-06"},"position":{"kind":"article","key":"4","index":2,"articles":14,"annexes":3},"prev":{"path":"/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/3","key":"3","title":"Article 3 — Procedures for sending and processing requests for cooperation"},"next":{"path":"/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/articles/5","key":"5","title":"Article 5 — Procedures for ongoing cooperation arrangements"},"act_anchor":"#art-4"}},"provenance":{"official_url":"https://eur-lex.europa.eu/eli/reg_impl/2017/988/oj/eng","check":{"result":"matched","checked_at":"2026-10-26","against":"EUR-Lex"},"repo_path":"spaces/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation.md","unit_text_sha256":"b5bb0b65e7819dda4bc81beaa5559c9413fe7cc341082a9b9289de3d6fcff004","note":"the unit is a byte-exact part of the act page, whose check record covers it"},"unit":{"locator":"spaces/mifid-ii/level-2/its/2017-988-standard-forms-templates-and-procedures-for-cooperation/art-4","kind":"article","key":"4","heading":"Article 4 — Responding to a request for cooperation","text":"### <a id=\"art-4\"></a>Article 4 — Responding to a request for cooperation\n\n1. The Requested Authority shall take all appropriate steps to provide the cooperation requested without delay. The Requested Authority shall ensure that any necessary action proceeds expediently, while taking into account the complexity of the request and the necessity, where appropriate, to involve third parties or another Authority.\n2. The Requested Authority may decline to act on a request for cooperation where it considers that such action would involve taking a measure contrary to law. In case the Requested Authority refuses to act, it shall notify the Requesting Authority using the template provided in Annex III to Implementing Regulation (EU) 2017/988, including a full description of the circumstances justifying its decision.\n\n","marks":[],"text_hash":"b5bb0b65e7819dda4bc81beaa5559c9413fe7cc341082a9b9289de3d6fcff004","revision":1}}