<SEC-DOCUMENT>0001209191-18-013037.txt : 20180223
<SEC-HEADER>0001209191-18-013037.hdr.sgml : 20180223
<ACCEPTANCE-DATETIME>20180223170011
ACCESSION NUMBER:		0001209191-18-013037
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20180221
FILED AS OF DATE:		20180223
DATE AS OF CHANGE:		20180223

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stern Bruce E.
		CENTRAL INDEX KEY:			0001539879

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32141
		FILM NUMBER:		18637460

	MAIL ADDRESS:	
		STREET 1:		31 WEST 52ND STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ASSURED GUARANTY LTD
		CENTRAL INDEX KEY:			0001273813
		STANDARD INDUSTRIAL CLASSIFICATION:	SURETY INSURANCE [6351]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		30 WOODBOURNE AVE
		STREET 2:		5TH FLOOR
		CITY:			HAMILTON BERMUDA
		STATE:			D0
		ZIP:			HM08
		BUSINESS PHONE:		441-279-5700

	MAIL ADDRESS:	
		STREET 1:		30 WOODBOURNE AVE
		STREET 2:		5TH FLOOR
		CITY:			HAMILTON BERMUDA
		STATE:			D0
		ZIP:			HM08

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AGR LTD
		DATE OF NAME CHANGE:	20040122

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AGC HOLDINGS LTD
		DATE OF NAME CHANGE:	20031218
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-02-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001273813</issuerCik>
        <issuerName>ASSURED GUARANTY LTD</issuerName>
        <issuerTradingSymbol>AGO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001539879</rptOwnerCik>
            <rptOwnerName>Stern Bruce E.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1633 BROADWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2018-02-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>11442</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>143961.3073</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Performance Share Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-02-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>11442</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>11442</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>34673</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted stock units awarded pursuant to the Assured Guaranty Ltd. 2004 Long-Term Incentive Plan (the &quot;Plan&quot;). With limited exceptions, the restricted stock units vest on 2/21/2021, assuming that the holder remains employed at such time.  Upon vesting, one Common Share will be delivered for each vested restricted stock unit.</footnote>
        <footnote id="F2">Performance share units awarded pursuant to the Plan.  Each performance share unit represents a contingent right to receive one Common Share of the Company. With limited exceptions, the performance share units vest on 2/21/2021, if at all, at the end of the performance period (7/1/2019 to 12/31/2020), assuming that the holder remains employed at such time, based on the Company's Common Share price using the highest 40-day average stock price during the performance period as follows: 200% if the share price reaches $50; 100% if the share price reaches $46; and 50% if the share price reaches $42 (with interpolation between those prices).  If the share price does not reach $42, none of the performance share units will vest.</footnote>
        <footnote id="F3">To the extent unvested performance share units do not become vested units at the end of the applicable performance period as described above, such unvested performance share units will expire at the end of such performance period. Upon vesting, one Common Share will be delivered for each vested performance share unit.</footnote>
        <footnote id="F4">Total includes performance units from other tranches with different performance measures, performance periods and vesting dates, but does not include 30,694 outstanding options of various tranches.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ By: Ling Chow, Attorney-in-fact</signatureName>
        <signatureDate>2018-02-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.4_771968
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
Assured Guaranty Ltd.
Power of Attorney
Section 16(a) Reports

The undersigned, in his capacity as an executive officer of Assured Guaranty
Ltd., does hereby appoint each of Robert A. Bailenson, Dominic J. Frederico,
Ivana M. Grillo, Richard J. Bauerfeld and Ling Chow, his true and lawful
attorney, to execute in his name, place and stead, in his capacity as a director
and/or executive officer of said company, any and all reports required by
Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder,
and any and all amendments thereto, and all other documents necessary or
incidental in connection therewith, and to file or cause to be filed the same
with the Securities and Exchange Commission, the New York Stock Exchange and
such other exchanges and authorities as may be necessary or appropriate.  Said
attorneys shall each have full power and authority to do and perform, in the
name and on behalf of the undersigned, in any and all capacities, each and every
act requisite or necessary to be done in the premises, as fully and to all
intents and purposes as the undersigned might or could do in person, the
undersigned hereby ratifying and approving the acts of any of said attorneys.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file reports under Section 16(a) of the
Exchange Act with respect to the undersigned's holdings of and transactions in
securities issued by Assured Guaranty Ltd. unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorneys-in-fact.

IN TESTIMONY WHEREOF, the undersigned has executed this instrument this 20th day
of February 2018.

					/s/ Bruce E. Stern

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
