Never heard of that, and couldn't find anything on the OSHA website -
http://www.osha.gov/pls/oshaweb/owasrch.search_form?p_doc_type=STANDARDS&p_toc_level=0&p_keyvalue=
Just last week I received 2 qts. of motorcycle oil - imported Italian motorcycle Oil at that (Agip Formula MOTO 4T full synthetic racing oil) from an e-tailer out west, no problems at all.