Capital One Master Trust 8-K Other events

Exhibit 20.1

CAPITAL ONE MASTER TRUST (RECEIVABLES) *

MONTHLY PERIOD : March 2004

Beginning of the Month Principal Receivables :	33,298,466,861.51
Beginning of the Month Finance Charge Receivables :	914,800,526.00
Beginning of the Month Discounted Receivables :	0.00
Beginning of the Month Total Receivables :	34,213,267,387.51
Removed Principal Receivables :	0.00
Removed Finance Charge Receivables :	0.00
Removed Total Receivables :	0.00
Additional Principal Receivables :	866,799,683.44
Additional Finance Charge Receivables :	16,440,184.01
Additional Total Receivables :	883,239,867.45
Discounted Receivables Generated this Period	0.00
End of the Month Principal Receivables :	33,583,761,657.27
End of the Month Finance Charge Receivables :	845,604,471.21
End of the Month Discounted Receivables :	0.00
End of the Month Total Receivables :	34,429,366,128.48
Excess Funding Account Balance	0.00
Adjusted Invested Amount of all Master Trust Series	28,570,538,737.67
End of the Month Seller Percentage	14.93	%

CAPITAL ONE MASTER TRUST (DELINQUENCIES AND LOSSES)

MONTHLY PERIOD : March 2004

	ACCOUNTS	RECEIVABLES
End of the Month Delinquencies :
30 - 59 Days Delinquent	345,681	424,045,408.73
60 - 89 Days Delinquent	226,023	303,504,248.40
90 + Days Delinquent	497,655	721,266,683.87
Total 30 + Days Delinquent	1,069,359	1,448,816,341.00
Delinquencies 30 + Days as a Percent of End of the Month Total Receivables		4.21	%
Defaulted Accounts During the Month	178,359	185,313,940.31
Annualized Default Rate as a Percent of Beginning of the Month Principal Receivables		6.51	%

*For calculation purposes Beginning of Month Principal Receivables includes Additional Principal Receivables.

CAPITAL ONE MASTER TRUST (COLLECTIONS)

MONTHLY PERIOD : March 2004

	COLLECTIONS	PERCENTAGES
Total Collections and Gross Payment Rate**	6,051,225,813.86	17.24	%
Collections of Principal Receivables and Principal Payment Rate	5,499,161,780.97	16.10	%
Prior Month Billed Finance Charge and Fees	395,570,562.19
Amortized AMF Income	41,812,814.24
Interchange Collected	70,183,535.33
Recoveries of Charged Off Accounts	63,464,384.04
Collections of Discounted Receivables	0.00
Collections of Finance Charge Receivables and Annualized Yield	571,031,295.80	20.06	%

CAPITAL ONE MASTER TRUST (AMF COLLECTIONS)

MONTHLY PERIOD : March 2004

Beginning Unamortized AMF Balance		226,473,914.77
+ AMF Slug	10,445,920.19
+ AMF Collections	22,845,525.15
- Amortized AMF Income	41,812,814.24
Ending Unamortized AMF Balance		217,952,545.44

**Total Collections and Gross Payment Rate is calculated as a Percent of Beginning of Month Total Receivables which includes Additional Total Receivables.