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| 1.   | I                have reviewed the annual report on Form 10-K, and all reports on                Form 8-K                containing distribution or servicing reports filed in respect of                periods                included in the year covered by this annual report, of Bear Stearns                Asset                Backed Securities I Trust 2005-HE12, Asset-Backed Certificates, Series                2005-HE12; |
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| 2.   | Based                on my knowledge, the information in these reports, taken as a whole,                does                not contain any untrue statement of a material fact or omit to state                a                material fact necessary to make the statements made, in light of                the                circumstances under which such statements were made, not misleading                as of                the last day of the period covered by this annual                report; |
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| 3.   | Based                on my knowledge, the distribution or servicing information required                to be                provided to the trustee by the servicer under the pooling and servicing,                or similar, agreement, for inclusion in these reports is included                in these                reports; |
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| 4.   | Based                on my knowledge and upon the annual compliance statement included                in the                report and required to be delivered to the trustee in accordance                with the                terms of the pooling and servicing, or similar, agreement, and except                as                disclosed in the reports, the servicer has fulfilled its obligations                under                the servicing agreement; and |
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| 5.   | The                reports disclose all significant deficiencies relating to the servicer’s                compliance with the minimum servicing standards based upon the report                provided by an independent public accountant, after conducting a                review in                compliance with the Uniform Single Attestation Program for Mortgage                Bankers or similar procedure, as set forth in the pooling and servicing,                or similar, agreement, that is included in these                reports; |
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