1. This Regulation shall apply to the following:

(a) financial instruments within the meaning of point (a) of Article 2(1) that are admitted to trading on a trading venue in the Union, including such instruments when traded outside a trading venue;

(b) derivatives referred to in points (4) to (10) of Section C of Annex I to Directive 2004/39/EC that relate to a financial instrument referred to in point (a) or to an issuer of such a financial instrument, including such derivatives when traded outside a trading venue;

(c) debt instruments issued by a Member State or the Union and derivatives referred to in points (4) to (10) of Section C of Annex I to Directive 2004/39/EC that relate or are referenced to debt instruments issued by a Member State or the Union.

2. Articles 18, 20 and 23 to 30 shall apply to all financial instruments within the meaning of point (a) of Article 2(1).