UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of report (Date of earliest event reported): ~~February~~June 415, 2011

BlackRock Investment Quality Municipal Income Trust

(Exact Name of Registrant as Specified in Charter)

MASSACHUSETTS		811-07666	13-3690436
Massachusetts	811-07666	13-3690436
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(~~Commission~~IRS ~~File~~Employer ~~Number~~Identification No.)	~~(IRS Employer Identification No.)~~

55 East 52nd Street, New York, New York		10055
40 East 52nd Street, New York, New York		10022
(Address of Principal Executive Offices)		(Zip Code)

Registrant's telephone number, including area code: (212) 810-5300

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

~~Check~~£ ~~the~~Written ~~appropriate~~communications ~~box~~pursuant ~~below~~to ifRule 425 under the ~~Form~~Securities ~~8-K~~Act ~~filing~~(17 isCFR ~~intended~~230.425) £ Soliciting material pursuant to ~~simultaneously~~Rule ~~satisfy~~14a-12 under the ~~filing~~Exchange ~~obligation~~Act of(17 ~~the~~CFR ~~registrant~~240.14a-12) ~~under~~£ ~~any~~Pre-commencement ofcommunications ~~the~~pursuant ~~following~~to ~~provisions~~Rule 14d-2(~~see~~b) ~~General~~under ~~Instruction~~the AExchange Act (17 CFR 240.14d-2.(b)) ~~below~~£ Pre-commencement communications pursuant to Rule 13e-4(c): under the Exchange Act (17 CFR 240.13e-4(c))

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Section 7 - Regulation FD

Item 7.01 Regulation FD Disclosure.

On ~~February~~June 415, 2011, BlackRock MuniHoldings New York Quality Fund, Inc., BlackRock MuniHoldings Fund, Inc., BlackRock New Jersey Municipal Bond Trust, BlackRock Municipal Income Investment Quality Trust, BlackRock Maryland Municipal Bond Trust, BlackRock Municipal Bond Trust, BlackRock Investment Quality Municipal Income Trust, BlackRock Virginia Municipal Bond Trust, BlackRock Municipal Bond Investment Trust, The BlackRock Pennsylvania Strategic Municipal Trust, BlackRock Municipal Income Investment Trust, BlackRock California Municipal 2018 Term Trust, BlackRock Municipal 2018 Term Trust and BlackRock New York Municipal Bond Trust (the "~~Fund~~Funds") ~~announced~~and ~~that~~certain ~~the~~other ~~2011~~BlackRock ~~Annual~~closed-end ~~Meeting~~registered ofinvestment ~~Shareholders~~companies (the "~~Annual~~Other ~~Meeting~~Funds") ~~has~~entered ~~been~~into ~~scheduled~~an ~~for~~agreement ~~July~~(the 28"Agreement") with Karpus Management, ~~2011~~Inc. A("Karpus"), ~~copy~~Special ofOpportunities Fund, Inc. ("SOF") and Opportunity Partners L.P. ("Opportunity Partners" and, together with SOF, the ~~Fund's~~"Bulldog/Brooklyn ~~press~~Funds"), ~~release~~pursuant isto ~~attached~~which, ~~hereto~~among asother ~~Exhibit~~things, ~~99.1~~Karpus and ~~incorporated~~the ~~herein~~Bulldog/Brooklyn byFunds ~~reference~~agreed to withdraw all director nominations and shareholder proposals that they had previously submitted to the Funds.

InEach ~~accordance~~Fund ~~with~~has ~~Rule~~agreed ~~14a-5(f)~~that, ~~under~~if ~~the~~all ~~Securities~~of ~~Exchange~~the ~~Act~~outstanding ofauction ~~1934,~~rate aspreferred ~~amended~~securities (~~the~~ "~~Exchange Act~~AMPS"), ~~the~~of such Fund's ~~Board~~have ofnot ~~Directors~~been ~~has~~redeemed ~~determined~~two ~~that~~weeks ~~proposals~~prior to bethe ~~considered~~date ~~for~~a ~~inclusion~~Fund mails its proxy materials to shareholders in connection with the Fund's ~~proxy~~2012 ~~statement~~annual ~~for~~meeting ~~the~~of shareholders (each, a "2012 Annual Meeting"), ~~pursuant~~Karpus toor ~~Rule~~the ~~14a-8~~Bulldog/Brooklyn ~~under~~Funds, as applicable (based on the ~~Exchange~~party ~~Act~~who ~~must~~submitted the nomination notice), will be ~~received~~entitled byto designate an individual (the ~~Fund~~"Designee") atto ~~its~~be ~~principal~~nominated ~~executive~~as ~~offices~~a ondirector/trustee orelected ~~before~~by ~~February~~the ~~28,~~preferred ~~2011.~~shareholders Inof ~~addition~~such Fund, into ~~order~~serve ~~for~~on ~~stockholder~~the ~~nominations~~board of directors/trustees orof ~~stockholder~~such ~~proposals~~Fund, ~~made~~and ~~outside~~such ofFund ~~Rule~~will ~~14a-8~~include ~~under~~ the ~~Exchange~~Designee ~~Act~~in tothe beFund's ~~considered~~proxy ~~"timely"~~materials, ~~within~~and ~~the~~such ~~meaning~~Fund's board of ~~Rule~~directors/trustees ~~14a-4(c)~~will ofrecommend that the ~~Exchange~~Designee ~~Act~~be elected, ~~such~~in ~~nominations~~connection orwith ~~proposals~~its ~~must~~2012 beAnnual ~~received~~Meeting byif the Designee is reasonably acceptable to the board of directors/trustees of a Fund and agrees to resign from the board of directors/trustees at ~~its~~such ~~principal~~time ~~executive~~as ~~offices~~all onof orthe ~~before~~AMPS ~~February~~of ~~14,~~a ~~2011~~Fund are redeemed. ~~Proposals~~The ~~should~~Funds beare ~~directed~~under no obligation to redeem any of the ~~attention~~AMPS and any redemption of AMPS will be made only after a determination by the ~~Corporate~~board ~~Secretary,~~of ~~BlackRock~~directors/trustees ~~Investment~~of ~~Quality~~a ~~Municipal~~Fund ~~Income~~that ~~Trust,~~such 55redemption ~~East~~is ~~52nd~~in ~~Street,~~the ~~New~~best ~~York,~~interests ~~New~~of ~~York,~~all ~~10055~~of a Fund's shareholders.

Pursuant to the Agreement, (a) Karpus and the Bulldog/Brooklyn Funds each withdrew its purported nomination(s) of individual(s) for election to the boards of directors/trustees for each of the Funds for the 2011 annual meetings of the shareholders (the "2011 Annual Meetings") and agreed to vote all shares of the Funds that they own in favor of the nominees of the board of directors/trustees at the 2011 Annual Meetings and the 2012 Annual Meetings; (b) Karpus withdrew the Rule 14a-8 shareholder proposal that it made to certain of the Funds in connection with the 2011 Annual Meetings; and (c) the Bulldog/Brooklyn Funds withdrew the three non-Rule 14a-8 shareholder proposals that they made to certain of the Funds in connection with the 2011 Annual Meetings.

In addition, Karpus and the Bulldog/Brooklyn Funds each agreed that, until after the Funds' 2014 annual meetings of shareholders, it will not make any shareholder proposals (pursuant to Rule 14a-8 or otherwise); make, participate in or encourage any solicitation of proxies or consents; seek the election, appointment or removal of any director; form or join a "group" with respect to the Funds; act to control or to influence or act to seek control or influence the management, policies or boards of directors/trustees of the Funds; propose any extraordinary transaction; or participate or take action pursuant to any "shareholder access" proposal. Also, until after the 2012 Annual Meetings, (a) Karpus and the Bulldog/Brooklyn Funds agreed to be bound by the foregoing "standstill" covenants and not take any of the above actions with respect to the Other Funds and (b) the parties agreed to a mutual non-disparagement provision.

Under the terms of the Agreement, the parties agreed to take all steps necessary to cause the litigation in the Delaware Chancery Court between Karpus, the Bulldog/Brooklyn Funds and certain of the Funds to be dismissed, without prejudice. Pursuant to the Agreement, the Funds and the Other Funds will reimburse Karpus and the Bulldog/Brooklyn Funds for up to $150,000 (in the aggregate) of reasonable, documented out-of-pocket fees and expenses incurred in connection with the litigation and their proxy solicitation.

The above summary of the Agreement is qualified entirely by reference to the full text of the Agreement, a copy of which is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Section 9 – Financial Statements and Exhibits

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Exhibit
99.1		~~BlackRock Investment Quality Municipal Income Trust press release~~Agreement, dated ~~February~~June 415, 2011.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: ~~February~~June 416, 2011

~~BlackRock~~BLACKROCK ~~Investment~~INVESTMENT ~~Quality~~QUALITY ~~Municipal~~MUNICIPAL ~~Income~~INCOME ~~Trust~~TRUST By: / s/ ~~Janey~~John ~~Ahn~~Perlowski Name: ~~Janey~~John ~~Ahn~~Perlowski Title: ~~Assistant~~President ~~Secretary~~and Chief Executive Officer

Exhibit Index

Exhibit No.		Exhibit
99.1		~~BlackRock Investment Quality Municipal Income Trust press release~~Agreement, dated ~~February~~June 415, 2011.

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