1. This Directive applies to payment services provided within the Union.
2. Titles III and IV apply to payment transactions in the currency of a Member State where both the payer's payment service provider and the payee's payment service provider are, or the sole payment service provider in the payment transaction is, located within the Union.
3. Title III, except for point (b) of Article 45(1), point (2)(e) of Article 52 and point (a) of Article 56, and Title IV, except for Articles 81 to 86, apply to payment transactions in a currency that is not the currency of a Member State where both the payer's payment service provider and the payee's payment service provider are, or the sole payment service provider in the payment transaction is, located within the Union, in respect to those parts of the payments transaction which are carried out in the Union.
4. Title III, except for point (b) of Article 45(1), point (2)(e) of Article 52, point (5)(g) of Article 52 and point (a) of Article 56,
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