Accounting Taxation Legacy Tax European Union (EU) Tax Topics EU One Stop Shop (OSS) EU One Stop Shop (OSS) To understand the OSS feature and how to use it, read the following topics: OSS Feature Overview Best Practices for OSS Enabling the OSS Feature Setting Up OSS Assigning an OSS Nexus to a Company or Subsidiary OSS Tax Codes, Tax Types, and Tax Control Accounts Marking OSS Items OSS Invoicing and Tax Rate Determination OSS Transactions MOSS Reporting Generating a MOSS Transactions Report General Notices