1. The national electronic identification schemes notified pursuant to Article 9(1) shall be interoperable.

2. For the purposes of paragraph 1, an interoperability framework shall be established.

3. The interoperability framework shall meet the following criteria:

(a) it aims to be technology neutral and does not discriminate between any specific national technical solutions for electronic identification within a Member State;

(b) it follows European and international standards, where possible;

(c) it facilitates the implementation of privacy and security by design;

(d)[deleted]

4. The interoperability framework shall consist of:

(a) a reference to minimum technical requirements related to the assurance levels under Article 8;

(b) a mapping of national assurance levels of notified electronic identification schemes to the assurance levels under Article 8;

(c) a reference to minimum technical requirements for interoperability;