FORM 3
        
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

UBS AG

2. Date of Event Requiring Statement (MM/DD/YYYY)
1/31/2009 

3. Issuer Name and Ticker or Trading Symbol

EATON VANCE NATIONAL MUNICIPAL INCOME TRUST [FEV]

(Last)        (First)        (Middle)

BAHNHOFSTRASSE 45, PO BOX CH-8021

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                            ___ X ___ 10% Owner
_____ Officer (give title below)          _____ Other (specify below)

(Street)

ZURICH, V8        

(City)              (State)              (Zip)
5. If Amendment, Date Original Filed (MM/DD/YYYY)

 

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person


Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4) 		2. Amount of Securities Beneficially Owned
(Instr. 4) 		3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5) 		4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Auction Preferred Stock (CUSIP No[s]. 27826B209 )   419   (2) I   By subsidiary - see footnote   (1)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 4) 		2. Date Exercisable and Expiration Date
(MM/DD/YYYY) 		3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4) 		4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5) 		6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Explanation of Responses:
( 1)  This Statement is filed by UBS AG for the benefit and on behalf of UBS Securities LLC and UBS Financial Services Inc., two-wholly owned subsidiaries of UBS AG to which UBS AG has delegated portions of its performance obligations with respect to the Auction Rate Securities Rights issued by UBS AG to certain clients and pursuant to which the securities reported herein have been purchased from such clients.
( 2)  Pursuant to the Global Relief Letter referred to below, this filing reports holdings of the Series of Auction Preferred Stock identified in Item 1 of this Table I on an aggregated basis.

Remarks:
The Shares reported herein represent UBS AG's combined holdings in multiple series of auction preferred securities of the issuer, which
are treated herein as one class of securities in accordance with the Auction Rate Securities -- Global Exemptive Relief letter ("Global
Relief Letter") issued by the staff of the Securities and Exchange Commission (SEC) on September 22, 2008. UBS AG
undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, complete information regarding
the number of securities identified in Table I purchased and sold at each different price and date for the period between the date
on which beneficial ownership exceeded ten percent and January 31, 2009, as required by the Global Relief Letter.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
UBS AG
BAHNHOFSTRASSE 45
PO BOX CH-8021
ZURICH, V8 
X


Signatures
/s/ Anthony DeFilippis 2/10/2009
** Signature of Reporting Person Date

/s/ Joseph Gallichio 2/10/2009
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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