{"@context":"https://schema.org","@type":"DefinedTerm","name":"Once-Only Principle","description":"A freight forwarder who must re-enter the same company data with every customs declaration is living the exact opposite of the Once-Only Principle. This administrative principle holds that public authorities must not request information already provided by a business or individual; instead, they access and reuse verified data to process new applications or procedures. In cross-border trade, it applies primarily to master data—company identifiers, registered addresses, commodity descriptions—subm","inDefinedTermSet":{"@type":"DefinedTermSet","name":"Frachtportal Logistics Glossary","url":"https://www.freight-academy.com/en/glossary"},"url":"https://www.freight-academy.com/en/glossary/once-only-principle","inLanguage":"en","dateModified":"2026-06-26T17:04:03.014781","citation":"https://ec.europa.eu/digital-building-blocks/en/content/once-only-principle","markdownMirror":"https://www.freight-academy.com/api/md/glossary/en/once-only-principle","provider":{"@type":"Organization","name":"Frachtportal","url":"https://www.freight-academy.com"},"quickSummary":"Once-Only Principle · A freight forwarder who must re-enter the same company data with every customs declaration is living the exact opposite of the Once-Only Principle. · Quelle: https://ec.europa.eu/digital-building-blocks/en/content/once-only-principle"}