Portbase Support For shipping companies, agents and ship brokers Declaring export cargo Transhipments and domestic transfer Do I need to mention the REN MRN on the export manifest? Search Pevious Next Yes, the REN MRN number must be stated in the export manifest. Related to Cargo Declaration Export Containers Was this article helpful? Yes No 0 out of 0 found this helpful Thanks for your feedback, we'll work on it. Name E-mail Thanks for your feedback! What information exactly were you looking for? This helps us improve our articles Submit