10-D 1 hbv06bu1_10d-200604.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: March 1, 2006 to March 31, 2006 Commission File Number of issuing entity: 333-127352-28 HarborView Mortgage Loan Trust 2006-BU1 (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-127352 Greenwich Capital Acceptance Inc. (Exact name of depositor as specified in its charter) Greenwich Capital Financial Products, Inc. (Exact name of sponsor as specified in its charter) New York (State or other jurisdiction of incorporation or organization of the issuing entity) 54-2196552 54-2196553 Pending (I.R.S. Employer Identification No.) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices of the issuing entity) (Zip Code) (410) 884-2000 (Telephone number, including area code) Not Applicable (Former name, former address, if changed since last report) Registered/reporting pursuant to (check one) Title of Section Section Section Name of Exchange Class 12(b) 12(g) 15(d) (If Section 12(b)) CLASS 1A-1A _____ _____ __X___ ____________ CLASS 1A-1B _____ _____ __X___ ____________ CLASS 2A-1A _____ _____ __X___ ____________ CLASS 2A-1B _____ _____ __X___ ____________ CLASS 2A-1C _____ _____ __X___ ____________ CLASS C _____ _____ __X___ ____________ CLASS M-1 _____ _____ __X___ ____________ CLASS M-2 _____ _____ __X___ ____________ CLASS M-3 _____ _____ __X___ ____________ CLASS M-4 _____ _____ __X___ ____________ CLASS M-5 _____ _____ __X___ ____________ CLASS M-6 _____ _____ __X___ ____________ CLASS M-7 _____ _____ __X___ ____________ CLASS M-8 _____ _____ __X___ ____________ CLASS M-9 _____ _____ __X___ ____________ CLASS P _____ _____ __X___ ____________ CLASS ES _____ _____ __X___ ____________ CLASS R _____ _____ __X___ ____________ CLASS RII _____ _____ __X___ ____________

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes __X__ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information On April 19, 2006 a distribution was made to holders of HarborView Mortgage Loan Trust 2006-BU1. The distribution report is attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.1 for the related information. Part II - OTHER INFORMATION Item 3. Sales of Securities and Use of Proceeds On 3/30/06, the following classes of certificates in the following amounts were sold by the registrant to affiliates of the registrant in private placements in reliance on Section 4(2) of the Securities Act of 1933: Class Initial Principal Balance HVMLT 2006-BU1 M-9 $2,718,000.00 HVMLT 2006-BU1 R $100.00 HVMLT 2006-BU1 RII $100.00 HVMLT 2006-BU1 C $2,194,507.81 HVMLT 2006-BU1 P $100.00 HVMLT 2006-BU1 ES $310,792,444.56 The net proceeds from the sale of these certificates were applied by the registrant toward the purchase of the mortgage loans constituting the pool assets. Item 7. Significant Enhancement Provider Information The consolidated balance sheets as of December 31, 2005 and 2004, and the related consolidated statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Capital Assurance Inc. and its subsidiary, are incorporated herein by reference from Exhibit 99.1 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006. The balance sheets as of December 31, 2005 and 2004, and the related statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Financial Assurance Ltd., are incorporated herein by reference from Exhibit 99.2 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006. Item 9. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly report distributed to holders of HarborView Mortgage Loan Trust 2006-BU1, relating to the April 19, 2006 distribution. (99.2) Copy of consolidated balance sheets as of December 31, 2005 and 2004, and the related consolidated statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Capital Assurance Inc. and its subsidiary (incorporated herein by reference from Exhibit 99.1 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006). (99.3) Copy of balance sheets as of December 31, 2005 and 2004, and the related statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Financial Assurance Ltd. (incorporated herein by reference from Exhibit 99.2 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006). (b) The exhibits required to be filed by Registrant pursuant to Item 601 of Regulation S-K are listed above and in the Exhibit Index that immediately follows the signature page hereof. 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 thereunto duly authorized. HarborView Mortgage Loan Trust 2006-BU1 (Issuing Entity) Wells Fargo Bank, N.A. (Master Servicer) /s/ Beth Belfield Beth Belfield, Officer Date: May 4, 2006 EXHIBIT INDEX Exhibit Number Description EX-99.1 Monthly report distributed to holders of HarborView Mortgage Loan Trust 2006-BU1, relating to the April 19, 2006 distribution. EX-99.2 Copy of consolidated balance sheets as of December 31, 2005 and 2004, and the related consolidated statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Capital Assurance Inc. and its subsidiary (incorporated herein by reference from Exhibit 99.1 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006). EX-99.3 Copy of balance sheets as of December 31, 2005 and 2004, and the related statements of operations and comprehensive income, changes in shareholder's equity, and cash flows for each of the three years in the period ended December 31, 2005, all of XL Financial Assurance Ltd. (incorporated herein by reference from Exhibit 99.2 in XL Capital Ltd.'s Annual Report on Form 10-K for the year ended December 31, 2005, as filed with the Commission on March 7, 2006). EX-99.1 HarborView Mortgage Loan Trust Mortgage Loan Pass-Through Certificates Distribution Date: 4/19/2006 HarborView Mortgage Loan Trust Mortgage Loan Pass-Through Certificates Series 2006-BU1 Contact: CTSLink Customer Service Wells Fargo Bank, N.A. Corporate Trust Services 9062 Old Annapolis Road Columbia, MD 21045-1951 @ www.ctslink.com/cmbs Telephone: (301) 815-6600 Fax: (301) 815-6600

REO Detail - All Mortgage Loans in REO during Current Period

Foreclosure Detail - All Mortgage Loans in Foreclosure during Current Period

Bankruptcy Detail - All Mortgage Loans in Bankruptcy during Current Period

Prepayment - Voluntary Prepayments

Harborview 2006-BU1 10-D