fr_document_number,regs_document_id
2017-28224,DOL_FRDOC_0001-1157
2017-28224,EBSA-2017-0001-0003
2017-28224,ETA_FRDOC_0001-0213
2017-28224,MSHA-2018-0001-0001
2017-28224,OSHA-2017-0006-0004
2017-28224,WHD_FRDOC_0001-0058