<SEC-DOCUMENT>0000940394-17-002318-index.html : 20171128
<SEC-HEADER>0000940394-17-002318.hdr.sgml : 20171128
<ACCEPTANCE-DATETIME>20171128131042
ACCESSION NUMBER:		0000940394-17-002318
CONFORMED SUBMISSION TYPE:	NSAR-A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170930
FILED AS OF DATE:		20171128
DATE AS OF CHANGE:		20171128
EFFECTIVENESS DATE:		20171128

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Eaton Vance National Municipal Opportunities Trust
		CENTRAL INDEX KEY:			0001454741
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		NSAR-A
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-22269
		FILM NUMBER:		171224939

	BUSINESS ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		617-482-8260

	MAIL ADDRESS:	
		STREET 1:		TWO INTERNATIONAL PLACE
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Eaton Vance National Municipal Trust
		DATE OF NAME CHANGE:	20090126
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-A
<SEQUENCE>1
<FILENAME>natlopp93017.fil
<DESCRIPTION>NATIONAL MUNICIPAL OPPORTUNITIES TRUST
<TEXT>
Document 1 - file: natlopp93017.fil

</DOCUMENT>
</SEC-DOCUMENT>