Cargo losses as a result of improper weight declarations for cargo carried in containers were meant to have been solved with the introduction of the Verified Gross Mass (VGM) regulation in 2016. But cargo accidents since the introduction of the rule show that it can be ineffective.
The loss of more than a hundred containers from CMA CGM George Washington two years ago is evidence that there is some way to go before the regulation is completely effective, while the major loss of 342 containers...
https://container-news.com/vgm-losses-are-approximately-us6bn-but-whos-counting/