{"identifier":"/us/usc/t14/s81","versions":[{"content_hash":"570d784fd30bc85ad5cb6a82495366c3b6497a8aada35bcf3adc32230aaddd97","first_seen":{"label":"113-21","currency_date":"2013-07-18","congress":113,"law_num":21,"excluded_laws":[],"update_num":null,"seq":0,"is_partial":false,"caveat":null,"titles_affected":["05","16","18","22","33","36","50"],"ingested_titles":[]},"releases":["113-21","113-31"],"num":"§ 81.","heading":"Aids to navigation authorized","status":null},{"content_hash":"d583bd7355a522f6ac64a59c9ce3cb51ce585828baf076b74ad876ce5b87feb2","first_seen":{"label":"113-86not79","currency_date":"2014-03-06","congress":113,"law_num":86,"excluded_laws":[79],"update_num":null,"seq":13,"is_partial":true,"caveat":"Current through Public Law 113-86 (03/06/2014), except 113-79.","titles_affected":["01","02","05","05a","06","07","08","10","12","14","15","16","19","20","21","22","23","25","26","28","30","31","33","40","41","42","43","44","46","48","49","50","51"],"ingested_titles":[]},"releases":["113-86not79","113-126","113-201"],"num":"§ 81.","heading":"Aids to navigation authorized","status":null},{"content_hash":"04ed1ab09f5b10241677308faeb04d55502ea3f4a1ead87b7fd113c2f83535ce","first_seen":{"label":"113-290not235not287","currency_date":"2014-12-19","congress":113,"law_num":290,"excluded_laws":[235,287],"update_num":null,"seq":36,"is_partial":true,"caveat":"Current through Public Law 113-290 (12/19/2014), except 113-235, 113-287.","titles_affected":["05","06","10","12","14","15","16","18","21","22","25","29","33","35","44","46","50","50a","54"],"ingested_titles":[]},"releases":["113-290not235not287","113-296not287","113-296","114-9","114-115not95"],"num":"§ 81.","heading":"Aids to navigation authorized","status":null},{"content_hash":"6c0c7baa7de547eed1cbd378f37e5177b6eb92941c747bfa4cb054528c45cf8a","first_seen":{"label":"114-139","currency_date":"2016-03-18","congress":114,"law_num":139,"excluded_laws":[],"update_num":null,"seq":63,"is_partial":false,"caveat":null,"titles_affected":["03","05","06","07","08","10","13","14","15","16","18","19","21","22","26","28","30","33","36","38","39","42","44","46","47","49","50"],"ingested_titles":[]},"releases":["114-139","114-244u1","114-329","115-45","115-117","115-171","115-269not232not254","115-269not254","115-384not282not334"],"num":"§ 81.","heading":"Aids to navigation authorized","status":null}]}