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Filing Detail
Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001193125-22-156018
Filing Date
2022-05-20
Accepted
2022-05-20 15:09:18
Documents
61
Period of Report
2022-03-31
Effectiveness Date
2022-05-20

Document Format Files

Seq Description Document Type Size
1 MFS MUNICIPAL SERIES TRUST N-CSR d308698dncsr.htm N-CSR 18738896
2 CODE OF ETHICS d308698dex99codeeth.htm EX-99.CODE ETH 31781
3 SECTION 302 CERTIFICATIONS d308698dex99cert.htm EX-99.CERT 20892
4 SECTION 906 CERTIFICATIONS d308698dex99906cert.htm EX-99.906CERT 7288
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  Complete submission text file 0001193125-22-156018.txt   19452760

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002521   MFS Alabama Municipal Bond Fund
Class/Contract C000006957   A MFALX
Class/Contract C000006958   B MBABX
Class/Contract C000169758   I MLALX
Class/Contract C000194226   R6 MPOLX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002522   MFS New York Municipal Bond Fund
Class/Contract C000006959   A MSNYX
Class/Contract C000006960   B MBNYX
Class/Contract C000006961   C MCNYX
Class/Contract C000169759   I MNYLX
Class/Contract C000194228   R6 MPNYX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002523   MFS North Carolina Municipal Bond Fund
Class/Contract C000006962   A MSNCX
Class/Contract C000006963   B MBNCX
Class/Contract C000006964   C MCNCX
Class/Contract C000169760   I MNCLX
Class/Contract C000194230   R6 MPNCX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002524   MFS Pennsylvania Municipal Bond Fund
Class/Contract C000006965   A MFPAX
Class/Contract C000006966   B MBPAX
Class/Contract C000169761   I MPALX
Class/Contract C000194232   R6 MPPAX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002525   MFS South Carolina Municipal Bond Fund
Class/Contract C000006967   A MFSCX
Class/Contract C000006968   B MBSCX
Class/Contract C000169762   I MTSCX
Class/Contract C000194234   R6 MPOCX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002527   MFS Virginia Municipal Bond Fund
Class/Contract C000006971   A MSVAX
Class/Contract C000006972   B MBVAX
Class/Contract C000006973   C MVACX
Class/Contract C000169764   I MIVAX
Class/Contract C000194238   R6 MPVOX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002528   MFS West Virginia Municipal Bond Fund
Class/Contract C000006974   A MFWVX
Class/Contract C000006975   B MBWVX
Class/Contract C000169765   I MWVIX
Class/Contract C000194240   R6 MPWVX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002529   MFS Arkansas Municipal Bond Fund
Class/Contract C000006976   A MFARX
Class/Contract C000006977   B MBARX
Class/Contract C000169766   I MARLX
Class/Contract C000194242   R6 MPRAX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002530   MFS California Municipal Bond Fund
Class/Contract C000006978   A MCFTX
Class/Contract C000006979   B MBCAX
Class/Contract C000006980   C MCCAX
Class/Contract C000169767   I MCAVX
Class/Contract C000194244   R6 MPOAX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002532   MFS Georgia Municipal Bond Fund
Class/Contract C000006983   A MMGAX
Class/Contract C000006984   B MBGAX
Class/Contract C000169768   I MGATX
Class/Contract C000194246   R6 MPGOX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002533   MFS Maryland Municipal Bond Fund
Class/Contract C000006985   A MFSMX
Class/Contract C000006986   B MBMDX
Class/Contract C000169769   I MMDIX
Class/Contract C000194249   R6 MPMDX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002534   MFS Massachusetts Municipal Bond Fund
Class/Contract C000006987   A MFSSX
Class/Contract C000006988   B MBMAX
Class/Contract C000169770   I MTALX
Class/Contract C000194250   R6 MPMAX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002535   MFS Mississippi Municipal Bond Fund
Class/Contract C000006989   A MISSX
Class/Contract C000006990   B MBMSX
Class/Contract C000169771   I MMSTX
Class/Contract C000194252   R6 MPMSX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000002536   MFS Municipal Income Fund
Class/Contract C000006991   A MFIAX
Class/Contract C000006992   B MMIBX
Class/Contract C000006993   C MMICX
Class/Contract C000042676   A1 MMIDX
Class/Contract C000042677   B1 MMIGX
Class/Contract C000105400   I MIMIX
Class/Contract C000194254   R6 MPMNX
  Status Name Ticker Symbol
CIK 0000751656      
Series S000071695   MFS Municipal Intermediate Fund
Class/Contract C000227169   Class C MIUCX
Class/Contract C000227170   Class A MIUAX
Class/Contract C000227171   Class I MIUIX
Class/Contract C000227172   Class R6 MIURX
Mailing Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199
Business Address 111 HUNTINGTON AVENUE 21ST FLOOR BOSTON MA 02199 18006372929
MFS MUNICIPAL SERIES TRUST (Filer) CIK: 0000751656 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 0331
Type: N-CSR | Act: 40 | File No.: 811-04096 | Film No.: 22947222