For contracts meeting a need for an amount equal to or greater than the European thresholds set out in a notice annexed to this code, the purchaser shall send for publication, within a maximum period of thirty days from the signing of the contract, an award notice under the following conditions:
1° For the State, its public establishments other than of an industrial and commercial nature, local authorities, their public establishments and their groupings, the notice is published in the Bulletin officiel des annonces des marchés publics and in the Official Journal of the European Union;
2° For other purchasers, the notice is published in the Official Journal of the European Union;
3° For social service contracts and other specific services, the notice is published in the Official Journal of the European Union.