Entity Information

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Economic entity name	BERKSHIRE HATHAWAY INC.
CIK	0001067983
Accession number	0001193125-17-056969
Generator	RR Donnelley
SEC filing page	http://www.sec.gov/Archives/edgar/data/1067983/000119312517056969/0001193125-17-056969-index.htm
XBRL Instance	http://www.sec.gov/Archives/edgar/data/1067983/000119312517056969/brka-20161231.xml
XBRL Cloud Viewer	https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/1067983/000119312517056969/brka-20161231.xml