<SEC-DOCUMENT>0000940394-20-001334-index.html : 20200930
<SEC-HEADER>0000940394-20-001334.hdr.sgml : 20200930
<ACCEPTANCE-DATETIME>20200930144636
ACCESSION NUMBER:		0000940394-20-001334
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200930
DATE AS OF CHANGE:		20200930
EFFECTIVENESS DATE:		20200930

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALVERT IMPACT FUND INC
		CENTRAL INDEX KEY:			0001121624
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-44064
		FILM NUMBER:		201212015

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Calvert Management Series
		CENTRAL INDEX KEY:			0000319676
		IRS NUMBER:				526211999
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-69565
		FILM NUMBER:		201212010

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALVERT TAX FREE RESERVES
		DATE OF NAME CHANGE:	19920703

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALVERT SOCIAL INVESTMENT FUND
		CENTRAL INDEX KEY:			0000356682
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-75106
		FILM NUMBER:		201212012

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALVERT FUND
		CENTRAL INDEX KEY:			0000701039
		IRS NUMBER:				526228948
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-76510
		FILM NUMBER:		201212013

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALVERT WORLD VALUES FUND INC
		CENTRAL INDEX KEY:			0000884110
		IRS NUMBER:				521771206
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-45829
		FILM NUMBER:		201212014

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Calvert Responsible Index Series, Inc.
		CENTRAL INDEX KEY:			0001105446
		IRS NUMBER:				000000000
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-34122
		FILM NUMBER:		201212011

	BUSINESS ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009
		BUSINESS PHONE:		8002256265

	MAIL ADDRESS:	
		STREET 1:		1825 CONNECTICUT AVENUE NW
		STREET 2:		SUITE 400
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20009

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALVERT SOCIAL INDEX SERIES INC
		DATE OF NAME CHANGE:	20000601

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CALVERT 2000 SERIES INC
		DATE OF NAME CHANGE:	20000207
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<SERIES-ID>S000005140
<SERIES-NAME>Calvert Responsible Municipal Income Fund
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<CLASS-CONTRACT-ID>C000014074
<CLASS-CONTRACT-NAME>Class A
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<CLASS-CONTRACT-NAME>CLASS C
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<CLASS-CONTRACT-ID>C000146362
<CLASS-CONTRACT-NAME>CLASS I
<CLASS-CONTRACT-TICKER-SYMBOL>CUBIX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000213138
<CLASS-CONTRACT-NAME>Calvert Flexible Bond Fund Class R6
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<OWNER-CIK>0000319676
<SERIES-ID>S000059217
<SERIES-NAME>Calvert Floating-Rate Advantage Fund
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<CLASS-CONTRACT-ID>C000194063
<CLASS-CONTRACT-NAME>Calvert Floating-Rate Advantage Fund Class A
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<CLASS-CONTRACT-ID>C000194065
<CLASS-CONTRACT-NAME>Calvert Floating-Rate Advantage Fund Class I
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<CLASS-CONTRACT-ID>C000194066
<CLASS-CONTRACT-NAME>Calvert Floating-Rate Advantage Fund Class R6
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<OWNER-CIK>0000356682
<SERIES-ID>S000008717
<SERIES-NAME>Calvert Balanced Fund
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<CLASS-CONTRACT-ID>C000023754
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSIFX
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<CLASS-CONTRACT-ID>C000023756
<CLASS-CONTRACT-NAME>Class C
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<CLASS-CONTRACT-ID>C000023757
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CBAIX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211115
<CLASS-CONTRACT-NAME>Calvert Balanced Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CBARX
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<OWNER-CIK>0000356682
<SERIES-ID>S000008718
<SERIES-NAME>Calvert Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023758
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSIBX
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<CLASS-CONTRACT-ID>C000023760
<CLASS-CONTRACT-NAME>Class C
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<CLASS-CONTRACT-ID>C000023761
<CLASS-CONTRACT-NAME>Class I
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<CLASS-CONTRACT-ID>C000195930
<CLASS-CONTRACT-NAME>Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CBORX
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<SERIES>
<OWNER-CIK>0000356682
<SERIES-ID>S000008719
<SERIES-NAME>Calvert Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023762
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSIEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023764
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CSECX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023765
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CEYIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000195931
<CLASS-CONTRACT-NAME>Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CEYRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000356682
<SERIES-ID>S000008721
<SERIES-NAME>Calvert Conservative Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023770
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CCLAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023771
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CALCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000170082
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CFAIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000356682
<SERIES-ID>S000008722
<SERIES-NAME>Calvert Moderate Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023772
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CMAAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023773
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CMACX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000099327
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CLAIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000356682
<SERIES-ID>S000008723
<SERIES-NAME>Calvert Growth Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023774
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CAAAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023775
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CAACX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000099328
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CAGIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000701039
<SERIES-ID>S000005148
<SERIES-NAME>Calvert Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014095
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CFICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014097
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CIFCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014098
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CINCX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000701039
<SERIES-ID>S000005150
<SERIES-NAME>Calvert Short Duration Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014103
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSDAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014104
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CDICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014105
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CDSIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211120
<CLASS-CONTRACT-NAME>Calvert Short Duration Income Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CDSRX
</CLASS-CONTRACT>
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<SERIES>
<OWNER-CIK>0000701039
<SERIES-ID>S000005151
<SERIES-NAME>Calvert Long-Term Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014108
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CLDIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014109
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CLDAX
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<SERIES>
<OWNER-CIK>0000701039
<SERIES-ID>S000013508
<SERIES-NAME>Calvert Ultra-Short Duration Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000036621
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CULAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000139784
<CLASS-CONTRACT-NAME>Calvert Ultra-Short Duration Income Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CULIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000195935
<CLASS-CONTRACT-NAME>Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CULRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000701039
<SERIES-ID>S000025875
<SERIES-NAME>Calvert High Yield Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000077416
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CYBAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000077417
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CHBCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000077418
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CYBIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211121
<CLASS-CONTRACT-NAME>Calvert High Yield Bond Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CYBRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000884110
<SERIES-ID>S000008724
<SERIES-NAME>Calvert International Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023776
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CWVGX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023778
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CWVCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023779
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CWVIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211925
<CLASS-CONTRACT-NAME>Calvert International Equity Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CIESX
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</SERIES>
<SERIES>
<OWNER-CIK>0000884110
<SERIES-ID>S000008725
<SERIES-NAME>Calvert Mid-Cap Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023780
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CCAFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023782
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CCACX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023783
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CCPIX
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<SERIES>
<OWNER-CIK>0000884110
<SERIES-ID>S000017170
<SERIES-NAME>Calvert International Opportunities Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047589
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CIOAX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047591
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>COICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047592
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>COIIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211125
<CLASS-CONTRACT-NAME>Calvert International Opportunities Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>COIRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000884110
<SERIES-ID>S000038363
<SERIES-NAME>Calvert Emerging Markets Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000118372
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CVMAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000118373
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CVMCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000118374
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CVMIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000199810
<CLASS-CONTRACT-NAME>Calvert Emerging Markets Equity Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CVMRX
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<OWNER-CIK>0000884110
<SERIES-ID>S000066644
<SERIES-NAME>Calvert Emerging Markets Advancement Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000214852
<CLASS-CONTRACT-NAME>Calvert Emerging Markets Advancement Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CEFIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000214854
<CLASS-CONTRACT-NAME>Calvert Emerging Markets Advancement Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CEFAX
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<SERIES>
<OWNER-CIK>0001105446
<SERIES-ID>S000005145
<SERIES-NAME>Calvert US Large-Cap Core Responsible Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014080
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CSXAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014082
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CSXCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000014083
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CISIX
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<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000195939
<CLASS-CONTRACT-NAME>Class R6
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<SERIES>
<OWNER-CIK>0001105446
<SERIES-ID>S000049168
<SERIES-NAME>Calvert US Large-Cap Growth Responsible Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000154981
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CGJAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000154983
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CGJIX
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<OWNER-CIK>0001105446
<SERIES-ID>S000049169
<SERIES-NAME>Calvert US Large-Cap Value Responsible Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000154985
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CFJAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000154987
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CFJIX
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<SERIES>
<OWNER-CIK>0001105446
<SERIES-ID>S000051236
<SERIES-NAME>Calvert US Mid-Cap Core Responsible Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000161544
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CMJAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000161547
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CMJIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001105446
<SERIES-ID>S000051237
<SERIES-NAME>Calvert International Responsible Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000161548
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CDHAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000161551
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CDHIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211122
<CLASS-CONTRACT-NAME>Calvert International Responsible Index Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CDHRX
</CLASS-CONTRACT>
</SERIES>
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<OWNER-CIK>0001121624
<SERIES-ID>S000008714
<SERIES-NAME>Calvert Small-Cap Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023745
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CCVAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023746
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CSCCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000023747
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CSVIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211123
<CLASS-CONTRACT-NAME>Calvert Small-Cap Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CALRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001121624
<SERIES-ID>S000017171
<SERIES-NAME>Calvert Global Energy Solutions Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047593
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CGAEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047595
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CGACX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000047596
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CAEIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001121624
<SERIES-ID>S000024182
<SERIES-NAME>Calvert Global Water Fund
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<CLASS-CONTRACT-ID>C000070983
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CFWAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000070984
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CFWCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000139783
<CLASS-CONTRACT-NAME>Calvert Global Water Fund Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CFWIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001121624
<SERIES-ID>S000042600
<SERIES-NAME>Calvert Green Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000131729
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CGAFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000131731
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>CGBIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000211124
<CLASS-CONTRACT-NAME>Calvert Green Bond Fund Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>CBGRX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497
<SEQUENCE>1
<FILENAME>calsupp.htm
<DESCRIPTION>CALVERT COMPLEX WIDE SUPPLEMENT DTD 9-30-2020
<TEXT>
Document 1 - file: calsupp.htm

</DOCUMENT>
</SEC-DOCUMENT>