<SEC-DOCUMENT>0001137439-21-000944-index.html : 20211004 <SEC-HEADER>0001137439-21-000944.hdr.sgml : 20211004 <ACCEPTANCE-DATETIME>20211001174528 ACCESSION NUMBER: 0001137439-21-000944 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 7 FILED AS OF DATE: 20211004 DATE AS OF CHANGE: 20211001 EFFECTIVENESS DATE: 20211004 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Delaware Investments National Municipal Income Fund CENTRAL INDEX KEY: 0000895574 IRS NUMBER: 411737161 STATE OF INCORPORATION: MA FISCAL YEAR END: 0330 FILING VALUES: FORM TYPE: 497 SEC ACT: 1933 Act SEC FILE NUMBER: 333-258757 FILM NUMBER: 211300221 BUSINESS ADDRESS: STREET 1: 100 INDEPENDENCE STREET 2: 610 MARKET STREET CITY: PHILADELPHIA STATE: PA ZIP: 19106-2354 BUSINESS PHONE: 18005231918 MAIL ADDRESS: STREET 1: 100 INDEPENDENCE STREET 2: 610 MARKET STREET CITY: PHILADELPHIA STATE: PA ZIP: 19106-2354 FORMER COMPANY: FORMER CONFORMED NAME: DELAWARE INVESTMENTS FLORIDA INSURED MUNICIPAL INCOME FUND DATE OF NAME CHANGE: 20020327 FORMER COMPANY: FORMER CONFORMED NAME: VOYAGEUR FLORIDA INSURED MUNICIPAL INCOME FUND DATE OF NAME CHANGE: 19930519 FORMER COMPANY: FORMER CONFORMED NAME: VOYAGEUR FLORIDA INSURD MUNICIPAL INCOME FUND DATE OF NAME CHANGE: 19930122 </SEC-HEADER> <DOCUMENT> <TYPE>497 <SEQUENCE>1 <FILENAME>202110vfl497.htm <TEXT> Document 1 - file: 202110vfl497.htm
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