Exhibit 20.2 MONTHLY SERVICER'S CERTIFICATE First USA Bank, National Association First NBC Credit Card Master Trust Series 1997-1 For the May 10, 2002 Determination Date For the 57th Monthly Period The undersigned, a duly authorized representative of First USA Bank, National Association, (the "Bank"), pursuant to the Pooling and Servicing Agreement (the "Pooling and Servicing Agreement"), dated as of August 1, 1997, by and between the Bank, as successor Transferor and Servicer to Bank One Louisiana, N.A. (as successor to the First National Bank of Commerce ("First NBC")) and The Bank of New York, as Trustee, does hereby certify as follows: 1. Capitalized terms used in this Certificate have their respective meanings as set forth in the Pooling and Servicing Agreement; provided, that the "preceding Monthly Period" shall mean the Monthly Period immediately preceding the calendar month in which this Certificate is delivered. This Certificate is delivered pursuant to subsection 3.4(b) of the Pooling and Servicing Agreement. References herein to certain sections and subsections are references to the respective sections and subsections of the Pooling and Servicing Agreement, as amended by the applicable Series Supplement. 2. First USA Bank, National Association, is Servicer under the Pooling and Servicing Agreement. 3. The undersigned is a Servicing Officer. 4. The date of this Certificate is May 10, 2002, which is a Determination Date under the Pooling and Servicing Agreement 5. The aggregate amount of Collections processed during the preceding Monthly Period [equal to 5(a) plus 5(b)] was $ 99,719,649.77 (a) The aggregate amount of Collections of Finance Charge Receivables collected during the preceding Monthly Period (the Collections of Finance Charge Receivables) was $ 10,185,164.68 (b) The aggregate amount of Collections of Principal Receivables collected during the preceding Monthly Period (the Collections of Principal Receivables) was $ 89,534,485.09 6. The aggregate amount of Receivables as of the end of the last day of the preceding Monthly Period was $795,334,403.41 7. Included is an authentic copy of the statements required to be delivered by the Servicer on the date of this Certificate to the Paying Agent pursuant to Article V. 8. To the knowledge of the undersigned, there are no liens on any Receivables in the Trust except as described below: None. 9. The amount, if any, by which the sum of the balance of the Excess Funding Account and the Aggregate Principal Receivables exceeds the Minimum Aggregate Principal Receivables required to be maintained pursuant to the Pooling and Servicing Agreement, is equal to $ 82,117,498.61 10. The amount, if any, of the withdrawal of the Specified Deposit from the Finance Charge Account required to be made by the Trustee pursuant to subsection 4.3(a) of the Pooling and Servicing Agreement on the related Transfer Date is $ 0.00 Monthly Servicer's Certificate. Page 2 (all amounts in dollars except percentages) 11. Monthly Period Trust Activity (a) Trust Activity Total Trust =================================================== ================= Beginning Aggregate Principal Receivables 774,976,201.56 Beginning Excess Funding Account Balance 0.00 Beginning Total Principal Balance 774,976,201.56 Collections of Finance Charge Receivables 10,185,164.68 Discount Percentage 0.00 Discount Option Receivables Collections 0.00 Net Recoveries 0.00 Total Collections of Finance Charge Receivables 10,185,164.68 Total Collections of Principal Receivables 89,534,485.09 Net Default Amount 2,726,772.14 Minimum Aggregate Principal Receivables Balance 700,000,000.00 Ending Aggregate Principal Receivables 782,117,498.61 Ending Excess Funding Account Balance 0.00 Ending Total Principal Balance 782,117,498.61 (b) Series Allocations (as of 4/30/02) Series 1997-1 Series 1998-1 All Series =================================================== ============================================================== Group Number 1 2 Investor Interest 289,500,000.00 348,733,399.13 638,233,399.13 Adjusted Investor Interest 133,800,000.00 348,733,399.13 482,533,399.13 Principal Funding Account Balance 155,700,000.00 0.00 155,700,000.00 Minimum Transferor Interest 54,748,224.90 (c) Group I Allocations Series 1997-1 Total Group I =================================================== ========================================== Investor Finance Charge Collections 2,919,976.19 2,919,976.19 Investor Monthly Interest 1,459,512.50 1,459,512.50 Investor Monthly Fees (Servicing Fee) 167,250.00 167,250.00 Investor Default Amounts 567,732.77 567,732.77 Investor Additional Amounts 603,529.87 603,529.87 Total 2,798,025.14 2,798,025.14 Reallocated Investor Finance Charge Collections 2,919,976.19 2,919,976.19 Available Excess 121,951.05 121,951.05 12. Series 1997-1 Certificates Series 1997-1 All Other Transferor's (a) Investor/Transferor Allocations Trust Interest Series Interest =========================================================================================================================== Beginning Investor/Transferor Amounts 774,976,201.56 133,800,000.00 348,733,399.13 292,442,802.43 Beginning Adjusted Investor Interest 774,976,201.56 133,800,000.00 348,733,399.13 Floating Investor Percentage 100.000000% 20.820690% 51.614490% Fixed Investor Percentage 100.000000% 38.710870% 51.614490% Collections of Finance Chg. Receivables 10,185,164.68 2,919,976.19 5,256,113.26 Collections of Principal Receivables 89,534,485.09 34,659,578.17 46,212,767.82 Net Default Amount 2,726,772.14 567,732.77 1,407,409.53 Ending Investor/Transferor Amounts 782,117,498.61 107,850,000.00 301,113,221.79 373,154,276.82 Monthly Servicer's Certificate. Page 3 (all amounts in dollars except percentages) Collateral (b) Monthly Period Funding Requirements Class A Class B Interest Total ====================================================================================================================== Principal Funding Account 25,950,000.00 0.00 0.00 25,950,000.00 Principal Funding Investment Proceeds 194,432.63 0.00 0.00 194,432.63 Withdrawal from Reserve Account 603,529.87 0.00 0.00 603,529.87 Available Reserve Account Amount 1,297,500.00 0.00 0.00 1,297,500.00 Required Reserve Account Amount 1,297,500.00 0.00 0.00 1,297,500.00 Coupon 6.15000% 6.35000% 2.46000% 10.96347% Floating Investor Percentage 16.74245% 2.70976% 1.36848% 20.82069% Fixed Investor Percentage 33.48490% 2.70976% 2.51621% 38.71087% Investor Monthly Interest 1,329,937.50 111,125.00 18,450.00 1,459,512.50 Overdue Monthly Interest 0.00 0.00 0.00 0.00 Additional Interest 0.00 0.00 0.00 0.00 Total Interest Due 1,329,937.50 111,125.00 18,450.00 1,459,512.50 Investor Default Amounts 456,528.46 73,888.98 37,315.33 567,732.77 Investor Monthly Fees 129,750.00 26,250.00 11,250.00 167,250.00 Investor Additional Amounts 603,529.87 0.00 0.00 603,529.87 Total Due 2,519,745.83 211,263.98 67,015.33 2,798,025.14 Collateral (c) Certificates - Balances and Distributions Class A Class B Interest Total ====================================================================================================================== Beginning Investor Interest 103,800,000.00 21,000,000.00 9,000,000.00 133,800,000.00 Monthly Principal - Prin. Funding Account 25,950,000.00 0.00 0.00 25,950,000.00 Principal Payments 0.00 0.00 0.00 0.00 Interest Payments 1,329,937.50 111,125.00 18,450.00 1,459,512.50 Total Payments 27,279,937.50 111,125.00 18,450.00 27,409,512.50 Ending Investor Interest 77,850,000.00 21,000,000.00 9,000,000.00 107,850,000.00 (d) Information regarding Payments in respect of the Class A Certificates (per $1,000 original certificate principal amount) 1. Total Payment 5.125000 2. Amount of Payment in respect of Class A Monthly Interest 5.125000 3. Amount of Payment in respect of Class A Overdue Monthly Interest 0.000000 4. Amount of Payment in respect of Class A Additional Interest 0.000000 5. Amount of Payment in respect of Class A Principal 0.000000 (e) Class A Investor Charge-Offs/Reimbursement of Class A Investor Charge-Offs 1. Total Amount of Class A Investor Charge-Offs 0.00 2. Amount of Class A Investor Charge-Offs per $1,000 original certificate principal amount 0.00 3. Total amount reimbursed in respect of Class A Investor Charge-Offs 0.00 4. Amount reimbursed in respect of Class A Investor Charge-Offs per $1,000 original principal amount 0.00 5. The amount, if any, by which the outstanding Principal Balance of the Class A Certificates exceeds the Class A Adjusted Investor Interest after giving effect to all transactions on such Distribution Date 0.00 (f) Information regarding Payments in respect of the Class B Certificates (per $1,000 original certificate principal amount) 1. Total Payment 5.291667 2. Amount of Payment in respect of Class B Monthly Interest 5.291667 3. Amount of Payment in respect of Class B Overdue Monthly Interest 0.000000 4. Amount of Payment in respect of Class B Additional Interest 0.000000 5. Amount of Payment in respect of Class B Principal 0.000000 Monthly Servicer's Certificate. Page 4 (all amounts in dollars except percentages) (g) Amount of reductions in Class B Investor Interest pursuant to clauses (c),(d) and (e) of the definition of Class B Investor Interest 1. Amount of reductions in Class B Investor Interest 0.00 2. Amount of reductions in Class B Investor Interest per $1,000 original certificate principal amount 0.00 3. Total amount reimbursed in respect of reductions of Class B Investor Interest 0.00 4. Amount reimbursed in respect of reductions of Class B Investor Interest per $1,000 original certficate principal amount 0.00 5. The amount, if any, by which the outstanding Principal Balance of the Class B Certificates exceeds the Class B Investor Interest after giving effect to all transactions on such Distribution Date 0.00 (h) Information regarding the Distribution in respect of the Collateral Interest (per $1,000 original certificate principal amount) 1. Total distribution 0.946154 2. Amount of distribution in respect of Collateral Monthly Interest 0.946154 3. Amount of distribution in respect of Collateral Overdue Interest 0.000000 4. Amount of distribution in respect of Collateral Monthly Principal 0.000000 (i) Amount of reductions in Collateral Interest pursuant to clauses (c), (d), and (e) of the definition of Collateral Interest 1. Amount of reductions in Collateral Interest 0.00 2. Total amount reimbursed in respect of reductions of Collateral Interest 0.00 (j) Application of Reallocated Investor Finance Charge Collections 1. Class A Available Funds 2,504,672.46 a. Class A Monthly Interest 1,329,937.50 b. Class A Overdue Monthly Interest 0.00 c. Class A Additional Interest 0.00 d. Class A Servicing Fee 129,750.00 e. Class A Investor Default Amount 456,528.46 f. Excess Spread 588,456.50 2. Class B Available Funds 275,945.86 a. Class B Monthly Interest 111,125.00 b. Class B Overdue Monthly Interest 0.00 c. Class B Additional Interest 0.00 d. Class B Servicing Fee 26,250.00 e. Excess Spread 138,570.86 3. Collateral Holder Available Funds 139,357.87 a. Excess Spread 139,357.87 4. Total Excess Spread 866,385.23 Monthly Servicer's Certificate. Page 5 (all amounts in dollars except percentages) (k) Application of Excess Spread and Excess Finance Charge Collections Allocated to Series 1997-1 1. Beginning Excess Spread 866,385.23 2. Excess Finance Charge Collections 0.00 3. Applied to fund Class A Required Amount 0.00 4. Unreimbursed Class A Investor Charge-Offs 0.00 5. Applied to fund Class B Required Amount 73,888.98 6. Reductions of Class B Investor Interest treated as Available Principal Collections 0.00 7. Applied to Collateral Monthly Interest and unpaid Collateral Monthly Interest 18,450.00 8. Applied to Collateral Interest Servicing Fee and any overdue Collateral Interest Servicing Fee 11,250.00 9. Collateral Investor Default Amount treated as Available Principal Collections 37,315.33 10. Reductions of Collateral Interest treated as Available Principal Collections 0.00 11. Deposit to Reserve Account (if required) 603,529.87 12. Applied to other amounts owed to Collateral Interest Holder 0.00 13. Balance to constitute Excess Finance Charge Collections for other series 121,951.05 13. Trust Performance (a) Delinquencies 1. 30-59 days 9,788,152.84 2. 60-89 days 5,507,296.67 3. 90 days and over 9,741,415.71 4. Total 30+ days delinquent 25,036,865.22 (b) Base Rate a. Current Monthly Period b. Prior Monthly Period 8.04979% c. Second Prior Monthly Period 8.03449% (c) Three Month Average Base Rate 8.00057% 8.02828% (d) Portfolio Yield (gross portfolio yield less net defaults) a. Current Monthly Period 9.75023% b. Prior Monthly Period 11.82681% c. Second Prior Monthly Period 11.42160% (e) Three Month Average Portfolio Yield 10.99955% (f) Excess Spread Percentage a. Current Monthly Period 5.39540% b. Prior Monthly Period 7.63654% c. Second Prior Monthly Period 6.01396% (g) Three Month Average Excess Spread Percentage 6.34863% (h) Monthly Payment Rate (total collections/beginning aggregate principal receivables) 12.86745% (i) Portfolio Adjusted Yield 1.70044% IN WITNESS WHEREOF, the undersigned has duly executed and delivered this certificate this 10th day of May. First USA Bank, National Association, as Servicer By: /s/ Tracie Klein --------------------------------------- Name: Tracie Klein Title: First Vice President