FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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

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1. Name and Address of Reporting Person * BANK OF AMERICA CORP /DE/   2. Issuer Name and Ticker or Trading Symbol BLACKROCK MUNICIPAL 2020 TERM TRUST [BKK] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) BANK OF AMERICA CORPORATE CENTER, 100 N TRYON ST 3. Date of Earliest Transaction (Month/Day/Year) 08/21/2017 (Street) CHARLOTTE, NC 28255 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Auction Rate Preferred (1) 08/21/2017   J   9 D (2) 42 I By Subsidiary Auction Rate Preferred (1) 08/22/2017   J   14 D (2) 28 I By Subsidiary

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
BANK OF AMERICA CORP /DE/ BANK OF AMERICA CORPORATE CENTER 100 N TRYON ST CHARLOTTE, NC 28255		X
BANK OF AMERICA NA 100 N. TRYON STREET CHARLOTTE, NC 28255		X
Blue Ridge Investments, L.L.C. 214 NORTH TRYON STREET CHARLOTTE, NC 28255		X

Signatures

/s/ Mary Kressler (Blue Ridge Investments, L.L.C.)		08/22/2017
**Signature of Reporting Person		Date
/s/ Ronnie Ojera (Bank of America, NA)		08/22/2017
**Signature of Reporting Person		Date
/s/ Ronnie Ojera (Bank of America Corporation)		08/22/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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).
(1)	The Auction Rate Preferred Shares ("Shares") reported in Table I represent shares beneficially owned by Bank of America N.A. ("BANA") and Blue Ridge Investors, L.L.C. ("Blue Ridge"). BANA and Blue Ridge are wholly owned subsidiaries of Bank of America Corporation ("Bank of America").
(2)	The Shares were called for redemption by the issuer at par value.

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