# Article 3 — Acknowledgement of receipt **Commission Implementing Regulation (EU) 2017/980 · binding · OJ L 148, 10.6.2017 · dated 7 Jun 2017 [in force]** *In force · Commission Implementing Regulation (EU) 2017/980, OJ L 148, 10.6.2017 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/eli/reg_impl/2017/980/oj/eng)* Within 10 working days of receipt of the request for cooperation or exchange of information by the contact point of the requested authority, that authority shall send an acknowledgement of receipt to the requesting authority, using the form set out in Annex II.