<SEC-DOCUMENT>0001193125-18-200666-index.html : 20180622
<SEC-HEADER>0001193125-18-200666.hdr.sgml : 20180622
<ACCEPTANCE-DATETIME>20180622123606
ACCESSION NUMBER:		0001193125-18-200666
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180622
DATE AS OF CHANGE:		20180622

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BERKSHIRE HATHAWAY INC
		CENTRAL INDEX KEY:			0001067983
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				470813844
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14905
		FILM NUMBER:		18913941

	BUSINESS ADDRESS:	
		STREET 1:		3555 FARNAM STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68131
		BUSINESS PHONE:		4023461400

	MAIL ADDRESS:	
		STREET 1:		3555 FARNAM STREET
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NBH INC
		DATE OF NAME CHANGE:	19980810
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>d771062d11k.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: d771062d11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>d771062dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 2 - file: d771062dex231.htm

</DOCUMENT>
</SEC-DOCUMENT>