<SEC-DOCUMENT>0001292814-18-001049-index.html : 20180406
<SEC-HEADER>0001292814-18-001049.hdr.sgml : 20180406
<ACCEPTANCE-DATETIME>20180406092338
ACCESSION NUMBER:		0001292814-18-001049
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		22
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180406
DATE AS OF CHANGE:		20180406

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP
		CENTRAL INDEX KEY:			0001170858
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D5
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31317
		FILM NUMBER:		18742032

	BUSINESS ADDRESS:	
		STREET 1:		RUA COSTA CARVALHO, 300
		STREET 2:		SAO PAULO
		CITY:			SP
		STATE:			D5
		ZIP:			05429-900
		BUSINESS PHONE:		011-55-11-3388-8000

	MAIL ADDRESS:	
		STREET 1:		RUA COSTA CARVALHO, 300
		STREET 2:		SAO PAULO
		CITY:			SP
		STATE:			D5
		ZIP:			05429-900
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>sbspr4q17_6k.htm
<DESCRIPTION>SABESP ANNOUNCES 2017 RESULTS
<TEXT>
Document 1 - file: sbspr4q17_6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>cabecalho.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: cabecalho.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>img005.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: img005.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>img007.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: img007.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>img008.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: img008.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>img009.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: img009.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>img010.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: img010.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>img011.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: img011.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>img012.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: img012.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>img013.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: img013.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>img015.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: img015.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>img016.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: img016.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>img017.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: img017.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>img018.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: img018.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>img019.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: img019.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>img020.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: img020.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>img021.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: img021.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>img022.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: img022.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>img023.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: img023.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>img024.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: img024.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>sbsimg001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: sbsimg001.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>sbsimg002.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: sbsimg002.gif

</DOCUMENT>
</SEC-DOCUMENT>