Article 20

2. The data holder shall be entitled to fair compensation for making data available in compliance with a request made pursuant to Article 15a(3). Such compensation shall cover the technical and organisational costs incurred to comply with the request including, where applicable, the costs of anonymisation, pseudonymisation, aggregation and of technical adaptation, and a reasonable margin. Upon request of the public sector body, the Commission, the European Central Bank or the Union body, the data holder shall provide information on the basis for the calculation of the costs and the reasonable margin.

4. DataBy holdersway of derogation from paragraph 3 of this Article, a data holder that is a microenterprise or small enterprise shall not be entitled to compensation for making data available in compliance with a request made pursuant to Article 15a(32), where the specific task carried out in the public interest is the production of official statistics and where the purchase of data is not allowed by national law. Member States shall notify the Commission where the purchase of data for the production of official statistics is not allowed by national law.;