1 Exhibit 25(a) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) HSBC BANK USA (Exact name of trustee as specified in its charter) New York 13-2774727 (Jurisdiction of incorporation (I.R.S. Employer or organization if not a U.S. Identification No.) national bank) 140 Broadway, New York, NY 10005-1180 (212) 658-1000 (Zip Code) (Address of principal executive offices) Warren L. Tischler Senior Vice President HSBC Bank USA 140 Broadway New York, New York 10005-1180 Tel: (212) 658-5167 (Name, address and telephone number of agent for service) NIAGARA MOHAWK POWER CORPORATION (Exact name of obligor as specified in its charter) New York 15-0265555 (State or other jurisdiction (I.R.S. Employer of incorporation or organization) Identification No.) 300 Erie Boulevard West Syracuse, New York 13202 (315) 474-1511 (Zip Code) (Address of principal executive offices) Debt Securities (Title of Indenture Securities) 2 General Item 1. General Information. Furnish the following information as to the trustee: (a) Name and address of each examining or supervisory authority to which it is subject. State of New York Banking Department. Federal Deposit Insurance Corporation, Washington, D.C. Board of Governors of the Federal Reserve System, Washington, D.C. (b) Whether it is authorized to exercise corporate trust powers. Yes. Item 2. Affiliations with Obligor. If the obligor is an affiliate of the trustee, describe each such affiliation. None 3 Item 16. List of Exhibits Exhibit T1A(i) (1) Copy of the Organization Certificate of HSBC Bank USA. T1A(ii) (1) Certificate of the State of New York Banking Department dated December 31, 1993 as to the authority of HSBC Bank USA to commence business as amended effective on March 29, 1999. T1A(iii) Not applicable. T1A(iv) (1) Copy of the existing By-Laws of HSBC Bank USA as adopted on January 20, 1994 as amended on October 23, 1997. T1A(v) Not applicable. T1A(vi) (2) Consent of HSBC Bank USA required by Section 321(b) of the Trust Indenture Act of 1939. T1A(vii) Copy of the latest report of condition of the trustee (December 31, 1999), published pursuant to law or the requirement of its supervisory or examining authority. T1A(viii) Not applicable. T1A(ix) Not applicable. (1) Exhibits previously filed with the Securities and Exchange Commission with registration No. 022-22429 and incorporated herein by reference thereto. (2) Exhibit previously filed with the Securities and Exchange Commission with Registration No. 33-53693 and incorporated herein by reference thereto. 4 SIGNATURE Pursuant to the requirements of the Trust Indenture Act of 1939, the Trustee, HSBC Bank USA, a banking corporation and trust company organized under the laws of the State of New York, has duly caused this statement of eligibility to be signed on its behalf by the undersigned, thereunto duly authorized, all in the City of New York and State of New York on the 29h day of March, 2000. HSBC BANK USA By: /s/ James M. Foley ---------------------------- James M. Foley Assistant Vice President 5 EXHIBIT T1A (VII) Board of Governors of the Federal Reserve System OMB Number: 7100-0036 Federal Deposit Insurance Corporation OMB Number: 3064-0052 Office of the Comptroller of the Currency OMB Number: 1557-0081 FEDERAL FINANCIAL INSTITUTIONS EXAMINATION COUNCIL Expires March 31, 2000 Please refer to page i, Table of Contents, /1/ for the required disclosure - of estimated burden. CONSOLIDATED REPORTS OF CONDITION AND INCOME FOR A BANK WITH DOMESTIC AND FOREIGN OFFICES--FFIEC 031 REPORT AT THE CLOSE OF BUSINESS DECEMBER 31, 1999 19980930 ------------ RCRI 9999 This report is required by law; 12 U.S.C. Section324 (State member banks); 12 U.S.C. Section 1817 (State nonmember banks); and 12 U.S.C. Section161 (National banks). NOTE: The Reports of Condition and Income must be signed by an authorized officer and the Report of Condition must be attested accordance to by not less than two directors (trustees) for State nonmember banks and three directors for State member and National Banks. I, Gerald A. Ronning, Executive VP & Controller - -------------------------------------------------------- Name and Title of Officer Authorized to Sign Report of the named bank do hereby declare that these Reports of Condition and Income (including the supporting schedules) have been prepared in conformance with the instructions issued by the appropriate Federal regulatory authority and are true to the best of my knowledge and believe. /s/ Gerald A. Ronning - -------------------------------------------------------- Signature of Officer Authorized to Sign Report 2/9/00 - ----------------------------------------------------------------- Date of Signature This report form is to be filed by banks with branches and consolidated subsidiaries in U.S. territories and possessions, Edge or Agreement subsidiaries, foreign branches, consolidated foreign subsidiaries, or International Banking Facilities. The Reports of Condition and Income are to be prepared in with Federal regulatory authority instructions. We, the undersigned directors (trustees), attest to the correctness of this Report of Condition (including the supporting schedules) and declare that it has been examined by us and to the best of our knowledge and belief has been prepared in conformance with the instructions issued by the appropriate Federal regulatory authority and is true and correct. /s/ Youssef Nasr - ----------------------------------------------------------------- Director (Trustee) /s/ Bernard J. Kennedy - ----------------------------------------------------------------- Director (Trustee) /s/ Sal H. Alfiero - ----------------------------------------------------------------- Director (Trustee) SUBMISSION OF REPORTS Each Bank must prepare its Reports of Condition and Income either: (a) in electronic form and then file the computer data file directly with the banking agencies' collection agent, Electronic Data System Corporation (EDS), by modem or computer diskette; or b) in hard-copy (paper) form and arrange for another party to convert the paper report to automated for. That party (if other than EDS) must transmit the bank's computer data file to EDS. For electronic filing assistance, contact EDS Call report Services, 2150 N. Prospect Ave., Milwaukee, WI 53202, telephone (800) 255-1571. To fulfill the signature and attestation requirement for the Reports of Condition and Income for this report date, attach this signature page to the hard-copy f the completed report that the bank places in its files. FDIC Certificate Number 0 0 5 8 9 (RCRI 9030) http://WWW.BANKING.US.HSBC.COM - ---------------------------------------------------- Primary Internet Web Address of Bank (Home Page), if any (TEXT 4087) (Example: www.examplebank.com) HSBC Bank USA - ---------------------------------------------------- Legal Title of Bank (TEXT 9010) Buffalo - ---------------------------------------------------- City (TEXT 9130) N.Y. 14203 - ---------------------------------------------------- State Abbrev. (TEXT 9200) ZIP Code (TEXT 9220) Board of Governors of the Federal Reserve System, Federal Deposit Insurance Corporation, Office of the Comptroller of the Currency 6 REPORT OF CONDITION Consolidating domestic and foreign subsidiaries of the HSBC Bank USA of Buffalo Name of Bank City in the state of New York, at the close of business December 31, 1999 All schedules are to be reported in thousands of dollars. Unless otherwise indicated, report the amount outstanding as of the last business day of the quarter. ASSETS Thousands of dollars Cash and balances due from depository institutions: Non-interest-bearing balances currency and coin $ 1,927,492 Interest-bearing balances 3,997,445 Held-to-maturity securities 4,535,288.00 Available-for-sale securities 18,309,649 Federal funds sold and securities purchased under agreements to resell 2,318,361 Loans and lease financing receivables: Loans and leases net of unearned income $ 36,623,321 LESS: Allowance for loan and lease losses 622,000 LESS: Allocated transfer risk reserve - Loans and lease, net of unearned income, allowance, and reserve $ 36,001,321 Trading assets 4,204,059 Premises and fixed assets (including capitalized leases) 727,649 Other real estate owned 11,298 Investments in unconsolidated subsidiaries and associated companies 2,512,034 Customers' liability to this bank on acceptances outstanding 234,582 Intangible assets 2,998,913 Other assets 1,841,298 Total assets 79,619,389 7 LIABILITIES Deposits: In domestic offices 34,894,384 Non-interest-bearing 5,741,654 Interest-bearing 29,152,730 In foreign offices, Edge and Agreement subsidiaries, and IBFs 23,623,038 Non-interest-bearing 187,760 Interest-bearing 23,435,278 Federal funds purchased and securities sold under agreements to repurchase 1,414,868 Demand notes issued to the U.S. Treasury 100,497 Trading Liabilities 2,427,971 Other borrowed money (including mortgage indebtedness and obligations under capitalized leases): With a remaining maturity of one year or less 3,038,961 With a remaining maturity of more than one year through three years 699,905 With a remaining maturity of more than three years 524,195 Bank's liability on acceptances executed and outstanding 234,756 Subordinated notes and debentures 1,648,278 Other liabilities 1,620,681 Total liabilities 70,227,534 EQUITY CAPITAL Perpetual preferred stock and related surplus - Common Stock 205,000 Surplus 9,080,868 Undivided profits and capital reserves 158,870 Net unrealized holding gains (losses) on available-for-sale securities (52,893) Accumulated net gain (losses) on cash flow hedges - Cumulative foreign currency translation adjustments - Total equity capital 9,391,845 Total liabilities and equity capital 79,619,379