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Independent Authority for Public Revenue (IAPR)
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Hellenic Authority for Communication Security and Privacy (ADAE)
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Hellenic Data Protection Authority (HDPA)
- General Directorate of Consumer Protection of the Ministry of Development and Investments
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European Commission’s platform for online dispute resolution (ODR)
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Hellenic Consumers’ Ombudsman
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The Greek Ombudsman
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Ministry of Finance
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European Committee for Postal Regulation (CERP)
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European Regulators Group for Postal Services (ERGP)
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Universal Postal Union (UPU)