Blackrock Municipal Income Investment Trust (BBF) Form 3 BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST / OF AMERICA CORP /DE/ BANK ownership change

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
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/

(Last) (First) (Middle)

BANK OF AMERICA CORPORATE CENTER

100 N TRYON ST

(Street)

CHARLOTTE NC 28255

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/14/2019

3. Issuer Name and Ticker or Trading Symbol
BLACKROCK MUNICIPAL INCOME INVESTMENT TRUST [ BBF ]

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

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

5. If Amendment, Date of 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

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)
Variable Rate Demand Preferred Shares	520(1)	I(2)	By Subsidiary(2)(3)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: 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

1. Name and Address of Reporting Person^*

BANK OF AMERICA CORP /DE/

(Last) (First) (Middle)

BANK OF AMERICA CORPORATE CENTER

100 N TRYON ST

(Street)

CHARLOTTE NC 28255

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

Banc of America Preferred Funding Corp

(Last) (First) (Middle)

214 NORTH TRYON STREET

(Street)

CHARLOTTE NC 28255

(City) (State) (Zip)

Explanation of Responses:

1. The 520 variable rate demand preferred shares ("Shares") reported as acquired in Table I represent Shares of BlackRock Municipal Income Investment Trust (the "Issuer") beneficially owned by Banc of America Preferred Funding Corporation ("PFC"). The Shares were acquired for a purchase price of $100,099.561635 per share (representing $100,000 per share liquidation preference and accrued dividends of $99.561635 per share). PFC is a wholly owned subsidiary of Bank of America Corporation ("Bank of America").

2. This statement is jointly filed by Bank of America and PFC. Bank of America holds an indirect interest in the securities listed in Table I (the "Securities") by virtue of its indirect ownership of its subsidiary PFC.

3. Each reporting person declares that neither the filing of this statement nor anything herein shall be construed as an admission that such person is, for the purposes of Section 13(d) of the US Securities Exchange Act of 1934 or any other purpose, (i) acting (or has agreed or is agreeing to act together with any other person) as a partnership, limited partnership, syndicate, or other group for the purpose of acquiring, holding or disposing of securities of the Issuer or otherwise with respect to the Issuer or any securities of the Issuer or (ii) a member of any group with respect to the Issuer or any securities of the Issuer.

	/s/ Ronnie Ojera (Bank of America Corporation)	03/25/2019
	/s/ Michael Jentis (Banc of America Preferred Funding Corporation)	03/25/2019
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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