State regulatory compliance are mandatory to be complied with and its on the sellers onus.
Logistics companies are not at default if the same has not been complied with. We provide information on the same if we get any official mail from the courier company through mails.
Sellers cannot claim freight charges as it was not informed to them.
So before sending any shipment please check whether all state compliance have been complied to help logistics company deliver your product smoothly and in time.