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MONTHLY SERVICERCERTIFICATE
(This represents Series 2001-A only)
MONTHLY PERIOD ENDING June 30, 2005
Bank of America, National Association (USA)
_________________________________________________
BA MASTER CREDIT CARD TRUST
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<S> <C> <C>
1. Capitalized terms used in this Certificate have their
respective meanings set forth in the
Pooling and Servicing Agreement; provided, that the Monthly
Periodshall mean
the Monthly Period immediately preceding the calendar month in
which this
2. Bank of America, National Association (USA) is Servicer under
the Pooling and Servicing
Agreement.
3. The undersigned is a Servicing Officer.
4. The date of this Certificate is a Determination Date under
the Pooling and Servicing Agreement.
5. The aggregate amount of Collections processed during the
preceding Monthly Period was
equal to (excluding Annual Membership Fees and Interchange)
$1,119,726,313.73
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6. The Aggregate Investor Percentage of Receivables processed by
the Servicer during the
preceding Monthly Period was equal to $ 132,415,062.38
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7. The Aggregate Investor Percentage of Collections of Finance
Charge Receivables processed
by the Servicer during the preceding Monthly Period was equal to
(excluding Annual Membership
Fees and Interchange) $ 10,803,425.19
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8. The aggregate amount of Receivables processed by the Servicer
as of the end of the last day
of the preceding Monthly Period $1,087,910
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