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<TITLE>SECURITIES AND EXCHANGE COMMISSION</TITLE>


<META NAME="doccomm" CONTENT="HOU03:892848.2">


<META NAME="PaperType" CONTENT="Letter (Draft)">


<META NAME="_AdHocReviewCycleID" CONTENT="-1987092158">


<META NAME="_EmailSubject" CONTENT="Latest draft of 8-Ks">


<META NAME="_AuthorEmail" CONTENT="Eileen.Cheng@Lyondell.com">


<META NAME="_AuthorEmailDisplayName" CONTENT="Cheng, Eileen K">


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<B><P ALIGN="CENTER">UNITED STATES</P>


<P ALIGN="CENTER">SECURITIES AND EXCHANGE COMMISSION</P>


<P ALIGN="CENTER">Washington, D.C. 20549</P>


</B><P ALIGN="CENTER"></P>


<B><P ALIGN="CENTER">FORM 8-K</P>


<P ALIGN="CENTER"></P>


</B><P ALIGN="CENTER">Current Report </P>


<P ALIGN="CENTER">Pursuant to Section </P>


<P ALIGN="CENTER">13 or 15(d) of the</P>


<P ALIGN="CENTER">Securities Exchange Act of 1934</P>


<P ALIGN="CENTER"></P>


<P ALIGN="CENTER">&nbsp;</P>


<P ALIGN="CENTER">Date of Report (date of earliest event reported): November 15, 2006</P>


<P ALIGN="CENTER"></P>


<P ALIGN="CENTER">&nbsp;</P>


<B><FONT SIZE=5><P ALIGN="CENTER">LYONDELL CHEMICAL COMPANY</P>


</B></FONT><P ALIGN="CENTER">(Exact name of registrant as specified in its charter)</P>


<P ALIGN="CENTER"></P>


<B><P ALIGN="CENTER">Delaware</P>


</B><P ALIGN="CENTER">(State or other jurisdiction of incorporation)</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;<B>1-10145&#9;&#9;&#9;&#9;&#9;&#9;&#9;&#9;95-4160558</P>


</B><P ALIGN="JUSTIFY">(Commission File Number)&#9;&#9;&#9;&#9;&#9;(I.R.S. Employer Identification No.)</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<B><P ALIGN="JUSTIFY">1221 McKinney Street, Suite 700, Houston, Texas&#9;&#9;&#9;   77010</P>


</B><P ALIGN="JUSTIFY">&#9;(Address of principal executive offices)&#9;&#9;&#9;&#9;(Zip Code)</P>


<P ALIGN="JUSTIFY"></P>


<B><P ALIGN="CENTER">(713) 652-7200</P>


</B><P ALIGN="CENTER">(Registrant's telephone number, including area code)</P>


<P ALIGN="CENTER"></P>


<B><P ALIGN="CENTER">Not Applicable</P>


</B><P ALIGN="CENTER">(Former Name or Former Address, if Changed Since Last Report)</P>


<P ALIGN="CENTER"></P>


<P ALIGN="JUSTIFY">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 (<I>see </I>General Instruction A.2. below):</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;[ ]&#9;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;[ ]&#9;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;[ ]&#9;Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;[ ]&#9;Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</P>


<P ALIGN="JUSTIFY">The description set forth below is qualified in its entirety by the full text of the document to which it refers, which document is incorporated herein by reference.</P>


<B><P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY"><A NAME="OLE_LINK1"><A NAME="OLE_LINK2">Item 1.01&#9;Entry into a Material Definitive Agreement</A></A>.</P>


</B><P ALIGN="JUSTIFY">On November 15, 2006, Lyondell Chemical Company (the "Company") entered into an amendment (the "Amendment") to the&nbsp;Rights Agreement (the &quot;Rights Agreement&quot;) dated December 8, 1995, as amended, to remove American Stock Transfer &amp; Trust Company as rights agent and to substitute Computershare Trust Company, N.A. as rights agent.  The Amendment is incorporated by reference into this Current Report on Form 8-K as Exhibit 4.4(d).</P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<B><P ALIGN="JUSTIFY">Item 9.01&#9;Financial Statements and Exhibits</P><DIR>


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</B><P ALIGN="JUSTIFY">(c)&#9;Exhibits</P><DIR>


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<P ALIGN="JUSTIFY">4.4(d)&#9;Amendment to Rights Agreement dated effective as of November 15, 2006 (incorporated herein by this reference to Exhibit 4.5 of our Form 8-A/A filed November 15, 2006)</P>


<P ALIGN="JUSTIFY"></P></DIR>


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<B><P ALIGN="CENTER">SIGNATURE</P>


</B><P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY">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.</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&#9;&#9;&#9;&#9;&#9;&#9;&#9;LYONDELL CHEMICAL COMPANY</P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY">Date:  November 15, 2006&#9;&#9;&#9;&#9;By:<U>/s/ Kerry A. Galvin&#9;&#9;&#9;</P>


</U><P ALIGN="JUSTIFY">&#9;&#9;&#9;&#9;&#9;&#9;&#9;Name:&#9;Kerry A. Galvin</P>


<P ALIGN="JUSTIFY">&#9;&#9;&#9;&#9;&#9;&#9;&#9;Title:&#9;Senior Vice President and</P><DIR>


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<P ALIGN="JUSTIFY">General Counsel </P>


<P ALIGN="JUSTIFY"></P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<P ALIGN="JUSTIFY">&nbsp;</P>


<FONT FACE="Arial" SIZE=1><P ALIGN="CENTER">&nbsp;</P></DIR>


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</FONT><B><P ALIGN="CENTER">INDEX TO EXHIBITS</P>


</B><P ALIGN="CENTER"></P>


<P>Exhibit</P>


<U><P>Number</U>&#9;&#9;<U>Description</P>


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</U><P ALIGN="JUSTIFY">4.4(d)&#9;Amendment to Rights Agreement dated effective as of November 15, 2006 (incorporated herein by this reference to Exhibit 4.5 of our Form 8-A/A filed November 15, 2006)</P>


<P ALIGN="JUSTIFY"></P></DIR>


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{"company-data": {"conformed-name": "LYONDELL CHEMICAL CO", "cik": "0000842635", "assigned-sic": "2860", "irs-number": "954160558", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-10145", "film-number": "061220081"}, "business-address": {"street1": "1221 MCKINNEY ST", "street2": "SUITE 700", "city": "HOUSTON", "state": "TX", "zip": "77010", "phone": "713-652-7200"}, "mail-address": {"street1": "1221 MCKINNEY ST", "street2": "SUITE 700", "city": "HOUSTON", "state": "TX", "zip": "77010"}, "former-company": {"former-conformed-name": "LYONDELL PETROCHEMICAL CO", "date-changed": "19920703"}}
SECURITIES AND EXCHANGE COMMISSION
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): November 15, 2006
LYONDELL CHEMICAL COMPANY
(Exact name of registrant as specified in its charter)
Delaware
(State or other jurisdiction of incorporation)
1-10145								95-4160558
(Commission File Number)					(I.R.S. Employer Identification No.)
1221 McKinney Street, Suite 700, Houston, Texas			   77010
(Address of principal executive offices)				(Zip Code)
(713) 652-7200
(Registrant's telephone number, including area code)
Not Applicable
(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):
[ ]	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))
The description set forth below is qualified in its entirety by the full text of the document to which it refers, which document is incorporated herein by reference.
Item 1.01	Entry into a Material Definitive Agreement
.
On November 15, 2006, Lyondell Chemical Company (the "Company") entered into an amendment (the "Amendment") to the Rights Agreement (the "Rights Agreement") dated December 8, 1995, as amended, to remove American Stock Transfer & Trust Company as rights agent and to substitute Computershare Trust Company, N.A. as rights agent.  The Amendment is incorporated by reference into this Current Report on Form 8-K as Exhibit 4.4(d).
Item 9.01	Financial Statements and Exhibits
(c)	Exhibits
4.4(d)	Amendment to Rights Agreement dated effective as of November 15, 2006 (incorporated herein by this reference to Exhibit 4.5 of our Form 8-A/A filed November 15, 2006)
SIGNATURE
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.
LYONDELL CHEMICAL COMPANY
Date:  November 15, 2006				By:
/s/ Kerry A. Galvin
Name:	Kerry A. Galvin
Title:	Senior Vice President and
General Counsel
INDEX TO EXHIBITS
Exhibit
Number
Description
4.4(d)	Amendment to Rights Agreement dated effective as of November 15, 2006 (incorporated herein by this reference to Exhibit 4.5 of our Form 8-A/A filed November 15, 2006)