Greece OSS & IOSS Registration process in Greece explained by AADE 29 June 2021466 views1 min read Source AADE User manual of the “One Stop Shop” application E-Commerce / Electronic services One Stop Shop Start of the mandatory transmission of tax documents’ data to myDATA platform postponed till Oct 1, 2021 VAT deduction in cases of inputs in the context of construction of projects and infrastructure of public interest based on a public contract ratified by law