<SEC-DOCUMENT>0001683863-21-004107-index.html : 20210702
<SEC-HEADER>0001683863-21-004107.hdr.sgml : 20210702
<ACCEPTANCE-DATETIME>20210702071801
ACCESSION NUMBER:		0001683863-21-004107
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		35
CONFORMED PERIOD OF REPORT:	20210430
FILED AS OF DATE:		20210702
DATE AS OF CHANGE:		20210702
EFFECTIVENESS DATE:		20210702

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA FUNDS SERIES TRUST
		CENTRAL INDEX KEY:			0001097519
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-09645
		FILM NUMBER:		211067974

	BUSINESS ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		800-345-6611

	MAIL ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONS FUNDS TRUST
		DATE OF NAME CHANGE:	19991022
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010778
<SERIES-NAME>Columbia Short Term Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029792
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NSMMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029794
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NSMUX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029795
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NSMIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122570
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CNNRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126454
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSMTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174632
<CLASS-CONTRACT-NAME>Columbia Short Term Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSMYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010780
<SERIES-NAME>Columbia California Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029800
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NACMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029802
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CCICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029803
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NCMAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122571
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CNBRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126455
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CCMRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174633
<CLASS-CONTRACT-NAME>Columbia California Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CCBYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010782
<SERIES-NAME>Columbia Georgia Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029808
<CLASS-CONTRACT-NAME>Columbia Georgia Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NGIMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029810
<CLASS-CONTRACT-NAME>Columbia Georgia Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NGINX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029811
<CLASS-CONTRACT-NAME>Columbia Georgia Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NGAMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126456
<CLASS-CONTRACT-NAME>Columbia Georgia Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CGIMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174634
<CLASS-CONTRACT-NAME>Columbia Georgia Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CGIYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010783
<SERIES-NAME>Columbia Maryland Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029812
<CLASS-CONTRACT-NAME>Columbia Maryland Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NMDMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029814
<CLASS-CONTRACT-NAME>Columbia Maryland Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NMINX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029815
<CLASS-CONTRACT-NAME>Columbia Maryland Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NMDBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126457
<CLASS-CONTRACT-NAME>Columbia Maryland Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CMDMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174635
<CLASS-CONTRACT-NAME>Columbia Maryland Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CMYYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010784
<SERIES-NAME>Columbia North Carolina Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029816
<CLASS-CONTRACT-NAME>Columbia North Carolina Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NNCIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029818
<CLASS-CONTRACT-NAME>Columbia North Carolina Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NNINX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029819
<CLASS-CONTRACT-NAME>Columbia North Carolina Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NNIBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126458
<CLASS-CONTRACT-NAME>Columbia North Carolina Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CNCEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174636
<CLASS-CONTRACT-NAME>Columbia North Carolina Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CNCYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010786
<SERIES-NAME>Columbia South Carolina Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029825
<CLASS-CONTRACT-NAME>Columbia South Carolina Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NSCIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029827
<CLASS-CONTRACT-NAME>Columbia South Carolina Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NSICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029828
<CLASS-CONTRACT-NAME>Columbia South Carolina Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NSCMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126459
<CLASS-CONTRACT-NAME>Columbia South Carolina Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174637
<CLASS-CONTRACT-NAME>Columbia South Carolina Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSOYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010788
<SERIES-NAME>Columbia Virginia Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029833
<CLASS-CONTRACT-NAME>Columbia Virginia Intermediate Municipal Bond Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NVAFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029835
<CLASS-CONTRACT-NAME>Columbia Virginia Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NVRCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029836
<CLASS-CONTRACT-NAME>Columbia Virginia Intermediate Municipal Bond Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NVABX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000126460
<CLASS-CONTRACT-NAME>Columbia Virginia Intermediate Municipal Bond Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CAIVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000174638
<CLASS-CONTRACT-NAME>Columbia Virginia Intermediate Municipal Bond Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CVAYX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>f9281d1.htm
<DESCRIPTION>COLUMBIA FUNDS SERIES TRUST
<TEXT>
Document 1 - file: f9281d1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CODE ETH
<SEQUENCE>2
<FILENAME>f9281d2.htm
<DESCRIPTION>CODE OF ETHICS
<TEXT>
Document 2 - file: f9281d2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>3
<FILENAME>f9281d3.htm
<DESCRIPTION>SECTION 302 CERTIFICATION
<TEXT>
Document 3 - file: f9281d3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906 CERT
<SEQUENCE>4
<FILENAME>f9281d4.htm
<DESCRIPTION>SECTION 906 CERTIFICATION
<TEXT>
Document 4 - file: f9281d4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>img94b4011d3.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: img94b4011d3.jpg

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<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>imgc6fffcf02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: imgc6fffcf02.jpg

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<TYPE>GRAPHIC
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<FILENAME>imgceddb2781.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: imgceddb2781.jpg

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<SEQUENCE>8
<FILENAME>img359182e73.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: img359182e73.jpg

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<FILENAME>img6a92f6242.jpg
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Document 9 - file: img6a92f6242.jpg

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<FILENAME>imgd1cdf7bd1.jpg
<DESCRIPTION>GRAPHIC
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Document 10 - file: imgd1cdf7bd1.jpg

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<SEQUENCE>11
<FILENAME>img10ffc28b3.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: img10ffc28b3.jpg

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<DESCRIPTION>GRAPHIC
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Document 12 - file: img8a452cdd1.jpg

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Document 13 - file: imgf4c82b772.jpg

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Document 14 - file: img1b8312793.jpg

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Document 15 - file: imgd2c1bda61.jpg

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<DESCRIPTION>GRAPHIC
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Document 16 - file: imgdbb9bb112.jpg

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Document 17 - file: img43f516251.jpg

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Document 18 - file: img89ddaf5f2.jpg

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Document 19 - file: img9e39cc393.jpg

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Document 20 - file: img2a30ba3c2.jpg

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Document 21 - file: imgcdb83c4c3.jpg

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Document 22 - file: imgebc241aa1.jpg

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Document 23 - file: imgf66b3c484.jpg

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Document 24 - file: img0548963f1.jpg

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Document 25 - file: img60f8deb04.jpg

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Document 26 - file: imgb30c18e12.jpg

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Document 27 - file: imgc57d310d3.jpg

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Document 28 - file: g4sv0gdwz3njrcel50y2p.jpg

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Document 31 - file: gja9vbze23w40a8etdkkt.jpg

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Document 34 - file: gt6x33f8f0057cuvnejtd.jpg

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Document 35 - file: gtllnc5brbryxg970axmq.jpg

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