# Article 3 — Receipt of the application for authorisation and acknowledgement of receipt **Commission Implementing Regulation (EU) 2025/306 · binding · OJ L, 2025/306, 31.3.2025 · dated 31 Oct 2024 [in force]** *In force · Commission Implementing Regulation (EU) 2025/306, OJ L, 2025/306, 31.3.2025 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/eli/reg_impl/2025/306/oj/eng)* Competent authorities shall send electronically, on paper, or in both forms, an acknowledgement of receipt to the applicant. That acknowledgement of receipt shall include the contact details of the department, function or staff member of the competent authority handling the application.