PART SIX

INSTITUTIONAL AND FINANCIAL PROVISIONS
TITLE I

INSTITUTIONAL PROVISIONS
CHAPTER 1

THE INSTITUTIONS
SECTION 5

THE COURT OF JUSTICE OF THE EUROPEAN UNION

(ex Article 226 TEC)
Article 258
If the Commission considers that a Member State has failed to fulfil an obligation under the Treaties, it shall deliver a reasoned opinion on the matter after giving the State concerned the opportunity to submit its observations.
If the State concerned does not comply with the opinion within the period laid down by the Commission, the latter may bring the matter before the Court of Justice of the European Union.