CESAR V. PURISIMA, in his capacity as Secretary of the Department of Finance and EMMANUEL F. DOOC, in his capacity as Insurance Commissioner vs. SECURITX PACIFIC ASSURANCE CORPORATION, VISAYAN SURETY & INSURANCE CORPORATION, FINMAN GENERAL ASSURANCE CORPORATION, MILESTONE GUARANTY & ASSURANCE CORPORATION, R&B INSURANCE CORPORATION, INDUSTRIAL INSURANCE COMPANY INCORPORATED, PHILIPPINE PHOENIX SURETY & INSURANCE INCORPORATED, MERCANTILE INSURANCE COMPANY INCORPORATED, GREAT DOMESTIC INSURANCE COMPANY OF THE PHILIPPINES, INCORPORATED, and INSURANCE OF THE PHILIPPINE ISLANDS COMPANY INCORPORATED