In the light of the above, the ESA’s tasks include: − to assess the commitments negotiated between the parties concerned and, consequently, conclude, deny concluding or accept to conclude only under certain conditions, any contract, or amendment to it, pertaining to the supply of materials in the meaning of Article 52 of the Euratom Treaty; − to receive notification of all contracts relating to the processing, conversion or shaping of ores, source materials or special fissile materials, as per Article 75 of the Euratom Treaty, and process them; − to receive notification of all transfers, import or export operations concerning small quantities of ores, source materials or special fissile materials, as per Article 74 of the Euratom Treaty, and process them; − to instruct the files and take all the preparatory steps in view of a Commission decision in cases for which, pursuant to Euratom law, the agreement of the Collège is required; − to manage, as appropriate, the contracts which it concluded or of which it received notification; − to collect and process information with a view to constantly monitoring the market of nuclear materials and services in the EU. In 2013, the observatory role of ESA has been further enlarged to cover the aspects of the supply of medical radioisotopes in the EU; − to publish regular reports for internal use, and/or for the general public, regarding the operation of, and recent trends in, the market of nuclear materials and services; − to provide the Community, upon request, with expertise and advice on any subject connected with the operation of the market of nuclear materials and services; − to liaise with the ESA’s Advisory Committee (AC) and seek the opinion thereof and to participate, as appropriate, including by providing a secretariat, to the said AC’s meetings. − The Agency is endowed with legal personality and financial autonomy. − It operates under the supervision of the Commission, on a non-profit-making basis. − The Director-General (DG) and the staff of the ESA have to be, or to become, officials of the European Communities. They have to possess a security clearance. 
Mot denna bakgrund har byrån bland annat följande uppgifter: − Bedöma de åtaganden som har förhandlats fram mellan de berörda parterna och därefter ingå, neka att ingå eller endast under vissa förutsättningar ingå alla avtal eller ändringar av avtal som gäller försörjningen med de material som anges i artikel 52 i Euratomfördraget. − Underrättas om och handlägga alla avtal som gäller behandling, omvandling eller bearbetning av malmer, råmaterial eller speciella klyvbara material i enlighet med artikel 75 i Euratomfördraget. − Underrättas om och handlägga all överlåtelse, import eller export av sådana mindre mängder malmer, råmaterial eller speciella klyvbara material som avses i artikel 74 i Euratomfördraget. − Utarbeta handlingarna och vidta alla förberedelser när det gäller kommissionsbeslut i de fall där det enligt Euratoms lagstiftning krävs ett godkännande av kommissionen. − På lämpligt sätt förvalta de avtal som byrån har ingått eller underrättats om. − Samla in och bearbeta information i syfte att kontinuerligt övervaka marknaden för kärnmaterial och nukleära tjänster inom EU.