Every citizen of the Union shall have the right to move and reside freely within the territory of the Member States, subject to the limitations and conditions laid down in the Treaties and by the measures adopted to give them effect.
2. If action by the Union should prove necessary to attain this objective and the Treaties have not provided the necessary powers, the European Parliament and the Council, acting in accordance with the ordinary legislative procedure, may adopt provisions with a view to facilitating the exercise of the rights referred to in paragraph 1.
3. For the same purposes as those referred to in paragraph 1 and if the Treaties have not provided the necessary powers, the Council, acting in accordance with a special legislative procedure, may adopt measures concerning social security or social protection. The Council shall act unanimously after consulting the European Parliament.
Article 22
(ex Article 19 TEC)
1. Every citizen of the Union residing in a Member State of which he is not a national shall have the right to vote and to stand as a candidate at municipal elections in the Member State in which he resides, under the same conditions as nationals of that State. This right shall be exercised subject to detailed arrangements adopted by the Council, acting unanimously in accordance with a special legislative procedure and after consulting the European Parliament; these arrangements may provide for derogations where warranted by problems specific to a Member State.
2. Without prejudice to Article 223(1) and to the provisions adopted for its implementation, every citizen of the Union residing in a Member State of which he is not a national shall have the right to vote and to stand as a candidate in elections to the European Parliament in the Member State in which he resides, under the same conditions as nationals of that State. This right shall be exercised subject to detailed arrangements adopted by the Council, acting unanimously in accordance with a special legislative procedure and after consulting the European Parliament; these arrangements may provide for derogations where warranted by problems specific to a Member State.
Article 23
(ex Article 20 TEC)
Every citizen of the Union shall, in the territory of a third country in which the Member State of which he is a national is not represented, be entitled to protection by the diplomatic or consular authorities of any Member State, on the same conditions as the nationals of that State. Member States shall adopt the necessary provisions and start the international negotiations required to secure this protection.
The Council, acting in accordance with a special legislative procedure and after consulting the European Parliament, may adopt directives establishing the coordination and cooperation measures necessary to facilitate such protection.
Article 24
(ex Article 21 TEC)
The European Parliament and the Council, acting by means of regulations in accordance with the ordinary legislative procedure, shall adopt the provisions for the procedures and conditions required for a citizens' initiative within the meaning of Article 11 of the Treaty on European Union, including the minimum number of Member States from which such citizens must come.
Every citizen of the Union shall have the right to petition the European Parliament in accordance with Article 227.
Every citizen of the Union may apply to the Ombudsman established in accordance with Article 228.
Every citizen of the Union may write to any of the institutions, bodies, offices or agencies referred to in this Article or in Article 13 of the Treaty on European Union in one of the languages mentioned in Article 55(1) of the Treaty on European Union and have an answer in the same language.
Article 25
(ex Article 22 TEC)
The Commission shall report to the European Parliament, to the Council and to the Economic and Social Committee every three years on the application of the provisions of this Part. This report shall take account of the development of the Union.
On this basis, and without prejudice to the other provisions of the Treaties, the Council, acting unanimously in accordance with a special legislative procedure and after obtaining the consent of the European Parliament, may adopt provisions to strengthen or to add to the rights listed in Article 20(2). These provisions shall enter into force after their approval by the Member States in accordance with their respective constitutional requirements.
Article 26
(ex Article 14 TEC)
1. The Union shall adopt measures with the aim of establishing or ensuring the functioning of the internal market, in accordance with the relevant provisions of the Treaties.
2. The internal market shall comprise an area without internal frontiers in which the free movement of goods, persons, services and capital is ensured in accordance with the provisions of the Treaties.
3. The Council, on a proposal from the Commission, shall determine the guidelines and conditions necessary to ensure balanced progress in all the sectors concerned.
Article 27
(ex Article 15 TEC)
When drawing up its proposals with a view to achieving the objectives set out in Article 26, the Commission shall take into account the extent of the effort that certain economies showing differences in development will have to sustain for the establishment of the internal market and it may propose appropriate provisions.
If these provisions take the form of derogations, they must be of a temporary nature and must cause the least possible disturbance to the functioning of the internal market.
Article 28
(ex Article 23 TEC)
1. The Union shall comprise a customs union which shall cover all trade in goods and which shall involve the prohibition between Member States of customs duties on imports and exports and of all charges having equivalent effect, and the adoption of a common customs tariff in their relations with third countries.
2. The provisions of Article 30 and of Chapter 2 of this Title shall apply to products originating
