8-K 1 ace04rm1_dec.txt DECEMBER 8-K 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): December 27, 2004 ACE SECURITIES CORP. HOME EQUITY LOAN TRUST Asset Backed Pass-Through Certificates, Series 2004-RM1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-110039-09 54-2157780 Pooling and Servicing Agreement) (Commission 54-2157781 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (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)) ITEM 8.01 Other Events On December 27, 2004 a distribution was made to holders of ACE SECURITIES CORP. HOME EQUITY LOAN TRUST, Asset Backed Pass-Through Certificates, Series 2004-RM1 Trust. ITEM 9.01 Financial Statements and Exhibits (c) Exhibits Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset Backed Pass-Through Certificates, Series 2004-RM1 Trust, relating to the December 27, 2004 distribution. 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. ACE SECURITIES CORP. HOME EQUITY LOAN TRUST Asset Backed Pass-Through Certificates, Series 2004-RM1 Trust (Registrant) By: Wells Fargo Bank, N.A. as Securities Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 12/29/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset Backed Pass-Through Certificates, Series 2004-RM1 Trust, relating to the December 27, 2004 distribution. EX-99.1

ACE Securities Corporation Asset Backed Pass-Through Certificates Record Date: 1011/3130/2004 Distribution Date: 1112/2627/2004 ACE Securities Corporation Asset Backed Pass-Through Certificates Series: 2004-RM1 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution A-1A 004421FP3 SEN 2.~~28250~~53000% ~~118~~112,~~432~~155,~~314~~574.3483 ~~240~~244,~~286~~343.0138 65,~~276~~546,~~739~~355.5189 A-1B 004421FQ1 SEN 2.~~21250~~46000% ~~118~~112,~~432~~155,~~314~~574.3483 ~~232~~237,~~916~~582.8889 65,~~276~~546,~~739~~355.5189 A-2 004421FR9 SEN 2.~~31250~~56000% 6157,~~209~~839,~~675~~718.1747 ~~125~~127,~~819~~504.8945 37,~~369~~053,~~956~~640.70 M-1 004421FS7 MEZ 2.~~63250~~88000% 23,657,000.00 5558,~~357~~669.3836 0.00 M-2 004421FT5 MEZ 3.~~13250~~38000% 18,513,000.00 5153,~~548~~883.4212 0.00 M-3 004421FU2 MEZ 3.~~38250~~63000% 5,143,000.00 1516,~~463~~076.2916 0.00 M-4 004421FV0 MEZ 34.~~88250~~13000% 5,143,000.00 1718,~~749~~290.0651 0.00 M-5 004421FW8 MEZ 4.~~03250~~28000% 4,114,000.00 1415,~~746~~162.4038 0.00 M-6 004421FX6 MEZ 5.~~43250~~68000% 4,114,000.00 1920,~~866~~122.0503 0.00 B-1 004421FY4 SUB 5.~~43250~~68000% 6,171,000.00 2930,~~799~~183.0705 0.00 B-2 004421FZ1 SUB 5.~~43250~~68000% 8,228,000.00 3940,~~732~~244.1006 0.00 B-3 004421GA5 SUB 5.~~43250~~68000% 2,057,000.00 910,~~933~~061.02 0.00 CE ACE0401CE JUN 0.00000% 2,057,037.29 ~~982~~899,~~091~~151.9362 0.00 P ACE04010P SEN 0.00000% 100.00 ~~368~~417,~~500~~045.9675 0.00 R-1 ACE0401R1 SEN 0.00000% 0.00 0.00 0.00 R-2 ACE0401R2 SEN 0.00000% 0.00 0.00 0.00 Totals ~~377~~361,~~271~~348,~~441~~005.1442 2,~~203~~188,~~810~~319.4678 1518,~~923~~146,~~435~~352.7248

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1A 0.00 ~~112~~106,~~155~~609,~~574~~218.8394 65,~~517~~790,~~025~~699.5227 0.00 A-1B 0.00 ~~112~~106,~~155~~609,~~574~~218.8394 65,~~509~~783,~~656~~938.3978 0.00 A-2 0.00 5750,~~839~~786,~~718~~077.4777 37,~~495~~181,~~776~~145.5915 0.00 M-1 0.00 23,657,000.00 5558,~~357~~669.3836 0.00 M-2 0.00 18,513,000.00 5153,~~548~~883.4212 0.00 M-3 0.00 5,143,000.00 1516,~~463~~076.2916 0.00 M-4 0.00 5,143,000.00 1718,~~749~~290.0651 0.00 M-5 0.00 4,114,000.00 1415,~~746~~162.4038 0.00 M-6 0.00 4,114,000.00 1920,~~866~~122.0503 0.00 B-1 0.00 6,171,000.00 2930,~~799~~183.0705 0.00 B-2 0.00 8,228,000.00 3940,~~732~~244.1006 0.00 B-3 0.00 2,057,000.00 910,~~933~~061.02 0.00 CE 0.00 2,057,037.29 ~~982~~899,~~091~~151.9362 0.00 P 0.00 100.00 ~~368~~417,~~500~~045.9675 0.00 R-1 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 Totals 0.00 ~~361~~343,~~348~~201,~~005~~652.4294 1820,~~127~~334,~~246~~672.1826 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A-1A 131,108,000.00 ~~118~~112,~~432~~155,~~314~~574.3483 0.00 65,~~276~~546,~~739~~355.5189 0.00 0.00 A-1B 131,108,000.00 ~~118~~112,~~432~~155,~~314~~574.3483 0.00 65,~~276~~546,~~739~~355.5189 0.00 0.00 A-2 69,994,000.00 6157,~~209~~839,~~675~~718.1747 0.00 37,~~369~~053,~~956~~640.70 0.00 0.00 M-1 23,657,000.00 23,657,000.00 0.00 0.00 0.00 0.00 M-2 18,513,000.00 18,513,000.00 0.00 0.00 0.00 0.00 M-3 5,143,000.00 5,143,000.00 0.00 0.00 0.00 0.00 M-4 5,143,000.00 5,143,000.00 0.00 0.00 0.00 0.00 M-5 4,114,000.00 4,114,000.00 0.00 0.00 0.00 0.00 M-6 4,114,000.00 4,114,000.00 0.00 0.00 0.00 0.00 B-1 6,171,000.00 6,171,000.00 0.00 0.00 0.00 0.00 B-2 8,228,000.00 8,228,000.00 0.00 0.00 0.00 0.00 B-3 2,057,000.00 2,057,000.00 0.00 0.00 0.00 0.00 CE 2,057,357.90 2,057,037.29 0.00 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 0.00 R-1 0.00 0.00 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 0.00 0.00 Totals 411,407,457.90 ~~377~~361,~~271~~348,~~441~~005.1442 0.00 1518,~~923~~146,~~435~~352.7248 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution A-1A 65,~~276~~546,~~739~~355.5189 ~~112~~106,~~155~~609,~~574~~218.8394 0.~~85544417~~81314046 65,~~276~~546,~~739~~355.5189 A-1B 65,~~276~~546,~~739~~355.5189 ~~112~~106,~~155~~609,~~574~~218.8394 0.~~85544417~~81314046 65,~~276~~546,~~739~~355.5189 A-2 37,~~369~~053,~~956~~640.70 5750,~~839~~786,~~718~~077.4777 0.~~82635252~~72557759 37,~~369~~053,~~956~~640.70 M-1 0.00 23,657,000.00 1.00000000 0.00 M-2 0.00 18,513,000.00 1.00000000 0.00 M-3 0.00 5,143,000.00 1.00000000 0.00 M-4 0.00 5,143,000.00 1.00000000 0.00 M-5 0.00 4,114,000.00 1.00000000 0.00 M-6 0.00 4,114,000.00 1.00000000 0.00 B-1 0.00 6,171,000.00 1.00000000 0.00 B-2 0.00 8,228,000.00 1.00000000 0.00 B-3 0.00 2,057,000.00 1.00000000 0.00 CE 0.00 2,057,037.29 0.99984416 0.00 P 0.00 100.00 1.00000000 0.00 R-1 0.00 0.00 0.00000000 0.00 R-2 0.00 0.00 0.00000000 0.00 Totals 1518,~~923~~146,~~435~~352.7248 ~~361~~343,~~348~~201,~~005~~652.4294 0.~~87832148~~83421349 1518,~~923~~146,~~435~~352.7248

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1A 131,108,000.00 ~~903~~855.~~31874744~~44417450 0.00000000 4742.~~87457295~~30371823 0.00000000 A-1B 131,108,000.00 ~~903~~855.~~31874744~~44417450 0.00000000 4742.~~87457295~~30371823 0.00000000 A-2 69,994,000.00 ~~874~~826.~~49888805~~35252264 0.00000000 48100.~~14636540~~77493357 0.00000000 M-1 23,657,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-2 18,513,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-3 5,143,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-4 5,143,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-5 4,114,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-6 4,114,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B-1 6,171,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B-2 8,228,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B-3 2,057,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 CE 2,057,357.90 999.84416421 0.00000000 0.00000000 0.00000000 P 100.00 1000.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 (2) All classes are per $1,000 denomination.

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution A-1A 0.00000000 4742.~~87457295~~30371823 ~~855~~813.~~44417450~~14045627 0.~~85544417~~81314046 4742.~~87457295~~30371823 A-1B 0.00000000 4742.~~87457295~~30371823 ~~855~~813.~~44417450~~14045627 0.~~85544417~~81314046 4742.~~87457295~~30371823 A-2 0.00000000 48100.~~14636540~~77493357 ~~826~~725.~~35252264~~57758908 0.~~82635252~~72557759 48100.~~14636540~~77493357 M-1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-5 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B-1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B-2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 CE 0.00000000 0.00000000 999.84416421 0.99984416 0.00000000 P 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall A-1A 131,108,000.00 2.~~28250~~53000% ~~118~~112,~~432~~155,~~314~~574.3483 ~~240~~244,~~286~~343.0138 0.00 0.00 A-1B 131,108,000.00 2.~~21250~~46000% ~~118~~112,~~432~~155,~~314~~574.3483 ~~232~~237,~~916~~582.8889 0.00 0.00 A-2 69,994,000.00 2.~~31250~~56000% 6157,~~209~~839,~~675~~718.1747 ~~125~~127,~~819~~504.8945 0.00 0.00 M-1 23,657,000.00 2.~~63250~~88000% 23,657,000.00 5558,~~357~~669.3836 0.00 0.00 M-2 18,513,000.00 3.~~13250~~38000% 18,513,000.00 5153,~~548~~883.4212 0.00 0.00 M-3 5,143,000.00 3.~~38250~~63000% 5,143,000.00 1516,~~463~~076.2916 0.00 0.00 M-4 5,143,000.00 34.~~88250~~13000% 5,143,000.00 1718,~~749~~290.0651 0.00 0.00 M-5 4,114,000.00 4.~~03250~~28000% 4,114,000.00 1415,~~746~~162.4038 0.00 0.00 M-6 4,114,000.00 5.~~43250~~68000% 4,114,000.00 1920,~~866~~122.0503 0.00 0.00 B-1 6,171,000.00 5.~~43250~~68000% 6,171,000.00 2930,~~799~~183.0705 0.00 0.00 B-2 8,228,000.00 5.~~43250~~68000% 8,228,000.00 3940,~~732~~244.1006 0.00 0.00 B-3 2,057,000.00 5.~~43250~~68000% 2,057,000.00 910,~~933~~061.02 0.00 0.00 CE 2,057,357.90 0.00000% 2,057,037.29 0.00 0.00 0.00 P 100.00 0.00000% 100.00 0.00 0.00 0.00 R-1 0.00 0.00000% 0.00 0.00 0.00 0.00 R-2 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 411,407,457.90 ~~853~~872,~~217~~122.5741 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance A-1A 0.00 0.00 ~~240~~244,~~286~~343.0138 0.00 ~~112~~106,~~155~~609,~~574~~218.8394 A-1B 0.00 0.00 ~~232~~237,~~916~~582.8889 0.00 ~~112~~106,~~155~~609,~~574~~218.8394 A-2 0.00 0.00 ~~125~~127,~~819~~504.8945 0.00 5750,~~839~~786,~~718~~077.4777 M-1 0.00 0.00 5558,~~357~~669.3836 0.00 23,657,000.00 M-2 0.00 0.00 5153,~~548~~883.4212 0.00 18,513,000.00 M-3 0.00 0.00 1516,~~463~~076.2916 0.00 5,143,000.00 M-4 0.00 0.00 1718,~~749~~290.0651 0.00 5,143,000.00 M-5 0.00 0.00 1415,~~746~~162.4038 0.00 4,114,000.00 M-6 0.00 0.00 1920,~~866~~122.0503 0.00 4,114,000.00 B-1 0.00 0.00 2930,~~799~~183.0705 0.00 6,171,000.00 B-2 0.00 0.00 3940,~~732~~244.1006 0.00 8,228,000.00 B-3 0.00 0.00 910,~~933~~061.02 0.00 2,057,000.00 CE 0.00 0.00 ~~982~~899,~~091~~151.9362 0.00 2,057,037.29 P 0.00 0.00 ~~368~~417,~~500~~045.9675 0.00 100.00 R-1 0.00 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 0.00 Totals 0.00 0.00 2,~~203~~188,~~810~~319.4678 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A-1A 131,108,000.00 2.~~28250~~53000% ~~903~~855.~~31874744~~44417450 1.~~83273340~~86368017 0.00000000 0.00000000 A-1B 131,108,000.00 2.~~21250~~46000% ~~903~~855.~~31874744~~44417450 1.~~77652683~~81211589 0.00000000 0.00000000 A-2 69,994,000.00 2.~~31250~~56000% ~~874~~826.~~49888805~~35252264 1.~~79758108~~82164828 0.00000000 0.00000000 M-1 23,657,000.00 2.~~63250~~88000% 1000.00000000 2.~~34000000~~48000000 0.00000000 0.00000000 M-2 18,513,000.00 3.~~13250~~38000% 1000.00000000 2.~~78444444~~91055583 0.00000000 0.00000000 M-3 5,143,000.00 3.~~38250~~63000% 1000.00000000 3.~~00666731~~12583317 0.00000000 0.00000000 M-4 5,143,000.00 34.~~88250~~13000% 1000.00000000 3.~~45111025~~55638927 0.00000000 0.00000000 M-5 4,114,000.00 4.~~03250~~28000% 1000.00000000 3.~~58444336~~68555664 0.00000000 0.00000000 M-6 4,114,000.00 5.~~43250~~68000% 1000.00000000 4.~~82888916~~89111084 0.00000000 0.00000000 B-1 6,171,000.00 5.~~43250~~68000% 1000.00000000 4.~~82888835~~89111165 0.00000000 0.00000000 B-2 8,228,000.00 5.~~43250~~68000% 1000.00000000 4.~~82888916~~89111084 0.00000000 0.00000000 B-3 2,057,000.00 5.~~43250~~68000% 1000.00000000 4.~~82888673~~89111327 0.00000000 0.00000000 CE 2,057,357.90 0.00000% 999.84416421 0.00000000 0.00000000 0.00000000 P 100.00 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) All Classes are per $1,000 denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A-1A 0.00000000 0.00000000 1.~~83273340~~86368017 0.00000000 ~~855~~813.~~44417450~~14045627 A-1B 0.00000000 0.00000000 1.~~77652683~~81211589 0.00000000 ~~855~~813.~~44417450~~14045627 A-2 0.00000000 0.00000000 1.~~79758108~~82164828 0.00000000 ~~826~~725.~~35252264~~57758908 M-1 0.00000000 0.00000000 2.~~34000000~~48000000 0.00000000 1000.00000000 M-2 0.00000000 0.00000000 2.~~78444444~~91055583 0.00000000 1000.00000000 M-3 0.00000000 0.00000000 3.~~00666731~~12583317 0.00000000 1000.00000000 M-4 0.00000000 0.00000000 3.~~45111025~~55638927 0.00000000 1000.00000000 M-5 0.00000000 0.00000000 3.~~58444336~~68555664 0.00000000 1000.00000000 M-6 0.00000000 0.00000000 4.~~82888916~~89111084 0.00000000 1000.00000000 B-1 0.00000000 0.00000000 4.~~82888835~~89111165 0.00000000 1000.00000000 B-2 0.00000000 0.00000000 4.~~82888916~~89111084 0.00000000 1000.00000000 B-3 0.00000000 0.00000000 4.~~82888673~~89111327 0.00000000 1000.00000000 CE 0.00000000 0.00000000 ~~477~~437.~~35589904~~04190700 0.00000000 999.84416421 P 0.00000000 0.00000000 ~~3685009~~4170457.~~60000000~~50000000 0.00000000 1000.00000000 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 1720,~~921~~087,~~856~~505.6335 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 6461,~~051~~582.3731 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties ~~368~~417,~~500~~045.9675 Total Deposits 1820,~~354~~566,~~408~~133.9641 Withdrawals Reimbursement for Servicer Advances 5264,~~065~~051.0537 Payment of Service Fee ~~175~~167,~~097~~409.7378 Payment of Interest and Principal 1820,~~127~~334,~~246~~672.1826 Total Withdrawals (Pool Distribution Amount) 1820,~~354~~566,~~408~~133.9641 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~157~~150,~~196~~561.4367 Credit Risk Manger Fee: Murray Hill Company 4,~~715~~516.9085 Master Servicing Fee: Wells Fargo Bank 5,~~816~~570.2877 XL Capital Assurance, Class A-1B 76,~~369~~760.1249 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~175~~167,~~097~~409.7378

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 810 0 0 810 ~~707~~1,~~068~~106,181.4617 0.00 0.00 ~~707~~1,~~068~~106,181.4617 30 Days 3427 0 01 0 3428 74,~~262~~743,~~191~~633.3562 0.00 039,875.0086 0.00 74,~~262~~783,~~191~~509.3548 60 Days 1210 0 01 0 1211 2,~~066~~419,~~933~~189.9600 0.00 0333,237.0033 0.00 2,~~066~~752,~~933~~426.9633 90 Days 42 0 07 0 49 ~~584~~198,~~833~~919.3998 0.00 01,226,184.0030 0.00 ~~584~~1,~~833~~425,104.3928 120 Days 21 0 02 0 23 ~~634~~35,~~522~~918.5386 0.00 0262,300.0011 0.00 ~~634~~298,~~522~~218.5397 150 Days 01 0 1 0 12 0142,952.0013 0.00 ~~122~~491,~~923~~008.2350 0.00 ~~122~~633,~~923~~960.2363 180+ Days 0 0 0 01 01 0.00 0.00 0.00 0122,804.0004 0122,804.0004 Totals 5241 810 12 1 064 617,540,613.59 101,~~548~~106,~~481~~181.2317 ~~707~~2,~~068~~352,606.4610 122,~~923~~804.2304 ~~0.00~~ 11,~~378~~122,~~472~~204.9290 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.~~397219~~521376% 0.000000% 0.000000% 0.~~397219~~521376% 0.~~195675~~322312% 0.000000% 0.000000% 0.~~195675~~322312% 30 Days 1.~~688183~~407716% 0.000000% 0.~~000000~~052138% 0.000000% 1.~~688183~~459854% 21.~~009750~~382171% 0.000000% 0.~~000000~~011619% 0.000000% 21.~~009750~~393790% 60 Days 0.~~595829~~521376% 0.000000% 0.~~000000~~052138% 0.000000% 0.~~595829~~573514% 0.~~572006~~704889% 0.000000% 0.~~000000~~097097% 0.000000% 0.~~572006~~801985% 90 Days 0.~~198610~~104275% 0.000000% 0.~~000000~~364964% 0.000000% 0.~~198610~~469239% 0.~~161848~~057960% 0.000000% 0.~~000000~~357278% 0.000000% 0.~~161848~~415238% 120 Days 0.~~099305~~052138% 0.000000% 0.~~000000~~104275% 0.000000% 0.~~099305~~156413% 0.~~175599~~010466% 0.000000% 0.~~000000~~076427% 0.000000% 0.~~175599~~086893% 150 Days 0.~~000000~~052138% 0.000000% 0.~~049652~~052138% 0.000000% 0.~~049652~~104275% 0.~~000000~~041653% 0.000000% 0.~~034018~~143067% 0.000000% 0.~~034018~~184720% 180+ Days 0.000000% 0.000000% 0.000000% 0.~~000000~~052138% 0.~~000000~~052138% 0.000000% 0.000000% 0.000000% 0.~~000000~~035782% 0.~~000000~~035782% Totals 2.~~581927~~137643% 0.~~397219~~521376% 0.~~049652~~625652% 0.~~000000~~052138% 3.~~028798~~336809% 2.~~919203~~197138% 0.~~195675~~322312% 0.~~034018~~685488% 0.~~000000~~035782% 3.~~148896~~240720%

Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total GRP I SUBGRP I No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 45 0 0 45 ~~565~~885,~~727~~175.5340 0.00 0.00 ~~565~~885,~~727~~175.5340 30 Days 1721 0 0 0 1721 34,~~597~~368,~~658~~705.8703 0.00 0.00 0.00 34,~~597~~368,~~658~~705.8703 60 Days 85 0 0 0 85 1,~~618~~193,~~701~~433.5620 0.00 0.00 0.00 1,~~618~~193,~~701~~433.5620 90 Days 21 0 06 0 27 ~~370~~159,~~217~~047.4531 0.00 01,191,270.0070 0.00 ~~370~~1,~~217~~350,318.4501 120 Days 1 0 0 1 0 1 ~~143,104.02~~ 0.00 0.00 83,738.01 0.00 ~~143~~83,~~104~~738.0201 150 Days 1 0 0 1 0 1 142,952.13 0.00 0.00 ~~122,923.23~~ 0.00 ~~122~~142,~~923~~952.2313 180 Days 0 0 0 01 01 0.00 0.00 0.00 0122,804.0004 0122,804.0004 Totals 28 45 7 1 041 33 5,~~729~~864,~~681~~137.9067 ~~565~~885,~~727~~175.5340 ~~122~~1,~~923~~275,008.2371 0122,804.0004 68,~~418~~147,~~332~~125.6682 0-29 Days 0.~~345423~~448833% 0.000000% 0.000000% 0.~~345423~~448833% 0.~~244506~~397526% 0.000000% 0.000000% 0.~~244506~~397526% 30 Days 1.~~468048~~885099% 0.000000% 0.000000% 0.000000% 1.~~468048~~885099% 1.~~554900~~961952% 0.000000% 0.000000% 0.000000% 1.~~554900~~961952% 60 Days 0.~~690846~~448833% 0.000000% 0.000000% 0.000000% 0.~~690846~~448833% 0.~~699599~~535962% 0.000000% 0.000000% 0.000000% 0.~~699599~~535962% 90 Days 0.~~172712~~089767% 0.000000% 0.~~000000~~538600% 0.000000% 0.~~172712~~628366% 0.~~160007~~071427% 0.000000% 0.~~000000~~534991% 0.000000% 0.~~160007~~606418% 120 Days 0.~~086356~~000000% 0.000000% 0.~~000000~~089767% 0.000000% 0.~~086356~~089767% 0.~~061849~~000000% 0.000000% 0.~~000000~~037606% 0.000000% 0.~~061849~~037606% 150 Days 0.~~000000~~089767% 0.000000% 0.~~086356~~000000% 0.000000% 0.~~086356~~089767% 0.~~000000~~064199% 0.000000% 0.~~053127~~000000% 0.000000% 0.~~053127~~064199% 180 Days 0.000000% 0.000000% 0.000000% 0.~~000000~~089767% 0.~~000000~~089767% 0.000000% 0.000000% 0.000000% 0.~~000000~~055150% 0.~~000000~~055150% Totals 2.~~417962~~513465% 0.~~345423~~448833% 0.~~086356~~628366% 0.~~000000~~089767% 23.~~849741~~680431% 2.~~476355~~633540% 0.~~244506~~397526% 0.~~053127~~572597% 0.~~000000~~055150% 23.~~773988~~658812% DELINQUENT BANKRUPTCY FORECLOSURE REO Total GRP I SUBGRP II No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 4 0 0 4 141,~~340~~235.9396 0.00 0.00 141,~~340~~235.9396 30 Days 64 0 01 0 65 ~~449~~227,~~376~~419.2367 0.00 039,875.0086 0.00 ~~449~~267,~~376~~295.2353 60 Days 32 0 0 0 32 ~~114~~279,~~711~~046.3942 0.00 0.00 0.00 ~~114~~279,~~711~~046.3942 90 Days 21 0 01 0 2 ~~214~~39,~~615~~872.9467 0.00 034,913.0060 0.00 ~~214~~74,~~615~~786.9427 120 Days 01 0 01 0 02 035,918.0086 0.00 0178,562.0010 0.00 0214,480.0096 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 118 4 03 0 15 ~~778~~582,~~703~~257.5662 141,~~340~~235.9396 0253,351.0056 0.00 ~~920~~976,~~044~~845.4914 0-29 Days 0.~~665557~~702988% 0.000000% 0.000000% 0.~~665557~~702988% 0.~~254913~~266190% 0.000000% 0.000000% 0.~~254913~~266190% 30 Days 0.~~998336~~702988% 0.000000% 0.~~000000~~175747% 0.000000% 0.~~998336~~878735% 0.~~810465~~428623% 0.000000% 0.~~000000~~075155% 0.000000% 0.~~810465~~503777% 60 Days 0.~~499168~~351494% 0.000000% 0.000000% 0.000000% 0.~~499168~~351494% 0.~~206886~~525925% 0.000000% 0.000000% 0.000000% 0.~~206886~~525925% 90 Days 0.~~332779~~175747% 0.000000% 0.~~000000~~175747% 0.000000% 0.~~332779~~351494% 0.~~387067~~075149% 0.000000% 0.~~000000~~065802% 0.000000% 0.~~387067~~140951% 120 Days 0.~~000000~~175747% 0.000000% 0.~~000000~~175747% 0.000000% 0.~~000000~~351494% 0.~~000000~~067697% 0.000000% 0.~~000000~~336540% 0.000000% 0.~~000000~~404237% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.~~830283~~405975% 0.~~665557~~702988% 0.~~000000~~527241% 0.000000% 2.~~495840~~636204% 1.~~404419~~097393% 0.~~254913~~266190% 0.~~000000~~477497% 0.000000% 1.~~659332~~841081% DELINQUENT BANKRUPTCY FORECLOSURE REO Total GRP II SUBGRP I No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 70 0 0 0 70 ~~2,890,230~~0.7300 0.00 0.00 0.00 ~~2,890,230~~0.7300 60 Days 12 0 01 0 13 ~~333~~856,~~521~~087.0199 0.00 0333,237.0033 0.00 ~~333~~1,~~521~~189,325.0132 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 10 0 0 0 10 ~~491,418~~0.5100 0.00 0.00 0.00 ~~491,418~~0.5100 150 Days 0 0 01 0 01 0.00 0.00 0491,008.0050 0.00 0491,008.0050 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 92 0 02 0 94 3856,~~715,170~~087.2599 0.00 0824,245.0083 0.00 31,~~715~~680,~~170~~333.2582 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 40.~~729730~~000000% 0.000000% 0.000000% 0.000000% 40.~~729730~~000000% 40.~~849376~~000000% 0.000000% 0.000000% 0.000000% 40.~~849376~~000000% 60 Days 01.~~675676~~503759% 0.000000% 0.~~000000~~751880% 0.000000% 02.~~675676~~255639% 01.~~559598~~606843% 0.000000% 0.~~000000~~625473% 0.000000% 02.~~559598~~232316% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.~~675676~~000000% 0.000000% 0.000000% 0.000000% 0.~~675676~~000000% 0.~~824527~~000000% 0.000000% 0.000000% 0.000000% 0.~~824527~~000000% 150 Days 0.000000% 0.000000% 0.~~000000~~751880% 0.000000% 0.~~000000~~751880% 0.000000% 0.000000% 0.~~000000~~921603% 0.000000% 0.~~000000~~921603% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 61.~~081081~~503759% 0.000000% 01.~~000000~~503759% 0.000000% 63.~~081081~~007519% 61.~~233501~~606843% 0.000000% 01.~~000000~~547076% 0.000000% 63.~~233501~~153919% DELINQUENT BANKRUPTCY FORECLOSURE REO Total GRP II SUBGRP II No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 01 0 0 01 079,769.0081 0.00 0.00 079,769.0081 30 Days 42 0 0 0 42 ~~324~~147,~~925~~508.5292 0.00 0.00 0.00 ~~324~~147,~~925~~508.5292 60 Days 01 0 0 0 01 090,621.0039 0.00 0.00 0.00 090,621.0039 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 43 01 0 0 4 ~~324~~238,~~925~~130.5231 079,769.0081 0.00 0.00 ~~324~~317,~~925~~900.5212 0-29 Days 0.~~000000~~980392% 0.000000% 0.000000% 0.~~000000~~980392% 0.~~000000~~561980% 0.000000% 0.000000% 0.~~000000~~561980% 30 Days 31.~~738318~~960784% 0.000000% 0.000000% 0.000000% 31.~~738318~~960784% 21.~~176960~~039204% 0.000000% 0.000000% 0.000000% 21.~~176960~~039204% 60 Days 0.~~000000~~980392% 0.000000% 0.000000% 0.000000% 0.~~000000~~980392% 0.~~000000~~638430% 0.000000% 0.000000% 0.000000% 0.~~000000~~638430% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 32.~~738318~~941176% 0.~~000000~~980392% 0.000000% 0.000000% 3.~~738318~~921569% 21.~~176960~~677634% 0.~~000000~~561980% 0.000000% 0.000000% 2.~~176960~~239614%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 6461,~~051~~582.3731

COLLATERAL STATEMENT Collateral Description Mixed Fixed & Arm Weighted Average Gross Coupon 6.~~811872~~789171% Weighted Average Net Coupon 5.~~963254~~938173% Weighted Average Pass-Through Rate 5.~~929754~~904671% Weighted Average Maturity(Stepdown Calculation ) ~~341~~340 Beginning Scheduled Collateral Loan Count 2,~~095~~014 Number Of Loans Paid In Full 8196 Ending Scheduled Collateral Loan Count 21,~~014~~918 Beginning Scheduled Collateral Balance ~~377~~361,~~271~~348,~~441~~005.1442 Ending Scheduled Collateral Balance ~~361~~343,~~348~~201,~~005~~652.4293 Ending Actual Collateral Balance at 3130-~~Oct~~Nov-2004 ~~361~~343,~~348~~201,~~005~~652.4293 Monthly P &I Constant 2,~~462~~354,~~363~~190.6998 Special Servicing Fee 0.00 Prepayment Penalties ~~368~~417,~~500~~045.9675 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Scheduled Principal ~~320~~309,~~475~~529.8222 Unscheduled Principal 1517,~~602~~836,~~959~~823.9027 Required Overcollateralization Amount 0.00 Overcollateralized Increase Amount 0.00 Overcollateralized reduction Amount 0.00 Specified O/C Amount 2,057,037.29 Overcollateralized Amount 2,057,037.29 Overcollateralized Deficiency Amount 0.00 Base Overcollateralized Amount 0.00

Group Level Collateral Statement Group GRP I SUBGRP I GRP I SUBGRP II GRP II SUBGRP I Collateral Description Fixed 15/30 & ARM Fixed 15/30 & ARM Fixed 15/30 & ARM Weighted Average Coupon Rate 6.~~519583~~494104 8.~~053931~~018057 6.~~421952~~396778 Weighted Average Net Rate 65.~~019583~~994104 7.~~553931~~518057 5.~~921952~~896778 Weighted Average Maturity ~~354~~353 ~~288~~287 ~~354~~353 Beginning Loan Count 1,~~209~~158 ~~617~~601 ~~155~~148 Loans Paid In Full 5144 1632 715 Ending Loan Count 1,~~158~~114 ~~601~~569 ~~148~~133 Beginning Scheduled Balance ~~242~~231,~~857~~375,~~738~~610.0831 5655,~~518~~446,~~037~~686.6641 6259,~~441~~600,~~232~~057.5099 Ending scheduled Balance ~~231~~222,~~375~~671,~~610~~333.3108 5553,~~446~~058,~~686~~251.4185 5953,~~600~~277,~~057~~652.9917 Record Date 1011/3130/2004 1011/3130/2004 1011/3130/2004 Principal And Interest Constant 1,~~530~~454,~~008~~439.5977 ~~428~~419,~~125~~052.1122 ~~384~~365,~~396~~808.5378 Scheduled Principal ~~210~~202,~~565~~291.9096 48,~~798~~573.1132 5048,~~234~~101.3685 Unscheduled Principal 118,~~271~~501,~~561~~985.8727 12,~~022~~339,~~553~~861.1424 26,~~790~~274,~~940~~303.1597 Scheduled Interest 1,~~319~~252,~~442~~147.6981 ~~379~~370,~~327~~478.0090 ~~334~~317,~~162~~706.1793 Servicing Fees ~~101~~96,~~190~~406.7250 23,~~549~~102.1879 2624,~~017~~833.1836 Master Servicing Fees 3,~~744~~567.0604 ~~871~~854.3280 ~~962~~918.6483 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 8177,~~293~~898.1022 13,~~919~~806.5745 1615,~~420~~826.0345 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 1,~~133~~074,~~214~~276.8105 ~~340~~332,~~986~~714.9386 ~~290~~276,~~762~~128.3229 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 5.~~599401~~571595 7.~~239889~~200752 5.~~587891~~559625

Group Level Collateral Statement Group GRP II SUBGRP II Total Collateral Description Fixed 15/30 & ARM Mixed Fixed & Arm Weighted Average Coupon Rate 8.~~460175~~387825 6.~~811872~~789171 Weighted Average Net Rate 7.~~960175~~887825 5.~~963254~~938173 Weighted Average Maturity ~~265~~264 ~~341~~340 Beginning Loan Count ~~114~~107 2,~~095~~014 Loans Paid In Full 75 8196 Ending Loan Count ~~107~~102 21,~~014~~918 Beginning Scheduled Balance 1514,~~454~~925,~~432~~650.9071 ~~377~~361,~~271~~348,~~441~~005.1442 Ending scheduled Balance 14,~~925~~194,~~650~~415.7183 ~~361~~343,~~348~~201,~~005~~652.4293 Record Date 1011/3130/2004 1011/3130/2004 Principal And Interest Constant ~~119~~114,~~833~~890.4621 2,~~462~~354,~~363~~190.6998 Scheduled Principal 10,~~877~~562.4509 ~~320~~309,~~475~~529.8222 Unscheduled Principal ~~517~~720,~~904~~672.7479 1517,~~602~~836,~~959~~823.9027 Scheduled Interest ~~108~~104,~~956~~328.0112 2,~~141~~044,~~887~~661.8776 Servicing Fees 6,~~439~~219.3502 ~~157~~150,~~196~~561.4367 Master Servicing Fees ~~238~~230.2610 5,~~816~~570.2877 Trustee Fee 0.00 0.00 FRY Amount 0.00 0.00 Special Hazard Fee 0.00 0.00 Other Fee 2,~~686~~679.1870 ~~114~~110,~~318~~210.8882 Pool Insurance Fee 0.00 0.00 Spread Fee 1 0.00 0.00 Spread Fee 2 0.00 0.00 Spread Fee 3 0.00 0.00 Net Interest 9995,~~592~~199.2230 1,~~864~~778,~~556~~318.2850 Realized Loss Amount 0.00 0.00 Cumulative Realized Loss 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 Prepayment Penalties 0.00 0.00 Special Servicing Fee 0.00 0.00 Pass-Through Rate 7.~~733100~~653881 5.~~929754~~904671

Filing Compare · ACE Securities Corp Series 2004-RM1