<PAGE> 1
EXHIBIT (T)
MONTHLY CERTIFICATEHOLDERS' STATEMENT
Discover Card Master Trust I
Series 1999-1 Monthly Statement
Class A Certificate CUSIP #25466KCC1
Class B Certificate CUSIP #25466KCD9
Distribution Date: September 15, 2000 Month Ending: August 31, 2000
Pursuant to the Series Supplement dated as of February 9, 1999 relating to the
Pooling and Servicing Agreement dated as of October 1, 1993 by and between
Discover Bank (formerly Greenwood Trust Company) and U.S. Bank National
Association, as Trustee, as amended, the Trustee is required to prepare certain
information each month regarding current distributions to investors and the
performances of the Trust. We have set forth below this information for the
Distribution Date listed above, as well as for the calendar month ended on the
date listed above.
<TABLE>
<CAPTION>
1. Payments for the benefit of investors in Series 1999-1 on this Distribution Date (per $1000 of Class Initial Investor Interest)
-------------------------------------------------------------------------------------------------------------------------------
Series 1999-1 Total Interest Principal
<S> <C> <C> <C> <C>
Class A 30 days at 5.300000000% $4.416666667 $4.416666667 $0.000000000
Class B 30 days at 5.550000000% $4.625000000 $4.625000000 $0.000000000
</TABLE>
<TABLE>
<CAPTION>
2. Principal Receivables at the end of August, 2000
------------------------------------------------
<S> <C>
(a) Aggregate Investor Interest $25,024,100,524.16
Seller Interest $8,239,858,548.93
Total Master Trust $33,263,959,073.09
(b) Group One Investor Interest $25,024,100,524.16
(c) Series 1999-1 Investor Interest $526,316,000.00
(d) Class A Investor Interest $500,000,000.00
Class B Investor Interest $26,316,000.00
</TABLE>
<TABLE>
<CAPTION>
3. Allocation of Receivables Collected During August, 2000
-------------------------------------------------------
Finance Charge Principal Yield Collections /
Collections Collections Additional Funds
<S> <C> <C> <C>
(a) Allocation of Collections between Investors
and Seller
Aggregate Investor Allocation $384,169,831.84 $3,966,065,763.05 $0.00
Seller Allocation $127,872,275.40 $1,320,118,894.49 $0.00
(b) Group One Allocation $384,169,831.84 $3,966,065,763.05 $0.00
(c) Series 1999-1 Allocations $8,067,223.40 $83,283,839.28 $0.00
(d) Class A Allocations $7,663,734.22 $79,118,325.77 $0.00
Class B Allocations $403,489.18 $4,165,513.51 $0.00
</TABLE>
<PAGE> 2
<TABLE>
<S> <C>
(e) Principal Collections as a monthly percentage of Master Trust Receivables
at the beginning of August, 2000 15.59%
(f) Finance Charge Collections as a monthly percentage of Master Trust Receivables
at the beginning of August, 2000 1.51%
(g) Total Collections as a monthly percentage of Master Trust Receivables
at the beginning of August, 2000 17.10%
</TABLE>
<TABLE>
<CAPTION>
4. Information Concerning the Series Principal Funding Accounts ("SPFA")
---------------------------------------------------------------------
Deposits into the Deficit Amount
SPFAs on this on this SPFA Investment
Distribution Date Distribution Date Balance Income
<S> <C> <C> <C> <C>
Series 1999-1 $0.00 0.00 $0.00 $0.00
</TABLE>
<TABLE>
<CAPTION>
5. Information Concerning Amount of Controlled Liquidation Payments
----------------------------------------------------------------
Total Payments
Amount Paid on this Deficit Amount through this
Distribution Date on this Distribution Date Distribution Date
<S> <C> <C> <C>
Series 1999-1 $0.00 $0.00 $0.00
</TABLE>
<TABLE>
<CAPTION>
6. Information Concerning the Series Interest Funding Accounts ("SIFA")
--------------------------------------------------------------------
Deposits into the SIFA
on this Distribution Date SIFA Balance
<S> <C> <C>
Series 1999-1 $2,330,044.83 $2,330,044.83
</TABLE>
<TABLE>
<CAPTION>
7. Pool Factors for August, 2000
-----------------------------
<S> <C>
Class A 1.00000000
Class B 1.00000000
</TABLE>
<TABLE>
<CAPTION>
8. Investor Charged-Off Amount
---------------------------
Cumulative Investor
August, 2000 Charged-Off Amount
<S> <C> <C>
(a) Group One $106,396,129.62 $0.00
(b) Series 1999-1 $2,234,223.71 $0.00
(c) Class A $2,122,477.07 $0.00
Class B $111,746.64 $0.00
(d) As an annualized percentage of
Principal Receivables at the
beginning of August, 2000 5.09% N/A
</TABLE>
<PAGE> 3
<TABLE>
<CAPTION>
9. Investor Losses for August, 2000
--------------------------------
Per $1,000 of Initial
Total Series Investor Interest
<S> <C> <C>
(a) Group One $0.00 $0.00
(b) Series 1999-1 $0.00 $0.00
(c) Class A $0.00 $0.00
Class B $0.00 $0.00
</TABLE>
<TABLE>
<CAPTION>
10. Reimbursement of Investor Losses for August, 2000
-------------------------------------------------
Per $1,000 of Initial
Total Series Investor Interest
<S> <C> <C>
(a) Group One $0.00 $0.00
(b) Series 1999-1 $0.00 $0.00
(c) Class A $0.00 $0.00
Class B $0.00 $0.00
</TABLE>
<TABLE>
<CAPTION>
11. Aggregate Amount of Unreimbursed Investor Losses for August, 2000
-----------------------------------------------------------------
Per $1,000 of Initial
Total Series Investor Interest
<S> <C> <C>
(a) Group One $0.00 $0.00
(b) Series 1999-1 $0.00 $0.00
(c) Class A $0.00 $0.00
Class B $0.00 $0.00
</TABLE>
<TABLE>
<CAPTION>
12. Investor Monthly Servicing Fee payable on this Distribution Date
----------------------------------------------------------------
<S> <C>
(a) Group One $41,772,291.26
(b) Series 1999-1 $877,193.33
(c) Class A $833,333.33
Class B $43,860.00
</TABLE>
<TABLE>
<CAPTION>
13. Class Available Subordinated Amount at the end of the Distribution Date
-----------------------------------------------------------------------
As a percentage of
Total Class A Invested Amount
<S> <C> <C>
Series 1999-1 Class B $44,736,860.00 8.9474%
</TABLE>
<PAGE> 4
<TABLE>
<CAPTION>
14. Total Available Credit Enhancement Amounts
------------------------------------------
Shared Amount Class B Amount
<S> <C> <C>
(a) Maximum Amount on this Distribution Date $0.00 $21,052,640.00
(b) Available Amount on this Distribution Date $0.00 $21,052,640.00
(c) Amount of Drawings on Credit Enhancement
on this Distribution Date $0.00 $0.00
(d) Credit Enhancement Fee on this
Distribution Date $10,370.49
</TABLE>
<TABLE>
<CAPTION>
15. Delinquency Summary
-------------------
Master Trust Receivables Outstanding at the end of August, 2000 $33,775,035,299.09
Delinquent Amount Percentage of Ending
Payment Status Ending Balance Receivables Outstanding
<S> <C> <C>
30-59 days $735,124,850.64 2.18%
60-179 days $1,316,239,839.55 3.90%
</TABLE>
<TABLE>
<CAPTION>
16. Excess Spread Percentages on this Distribution Date (1)
-------------------------------------------------------
<S> <C>
(a) Group One (2) 4.51%
(b) Series 1999-1 (3) 5.96%
</TABLE>
<TABLE>
<CAPTION>
17. Net Charge-Offs on this Distribution Date (4)
---------------------------------------------
<S> <C>
Charge-offs net of recoveries as an annualized percentage of
Principal Receivables at the beginning of August, 2000 4.40%
</TABLE>
U.S. BANK NATIONAL ASSOCIATION
as Trustee
BY:
-------------------------------------
Vice President
-------------------------------------------------
(1) For series in Group One, investors should refer only to the higher of the
Group Excess Spread Percentage (Item 16(a)) and the Series Excess Spread
Percentage (Item 16(c)) in assessing the current performance of the Trust
and the Receivables.
(2) Group Excess Spread is the sum of the Series Excess Spreads (as described
below) for each series in the Group. The Group Excess Spread Percentage
is equal to the Group Excess Spread, multiplied by twelve, divided by the
Series Investor Interests for each series in the Group.
(3) Series Excess Spread is the difference between (a) the sum of Finance
Charge Collections, Yield Collections, Additional Funds and Investment
Income for any Class of this Series (see Item 3(e)), and (b) the sum of
(i) the monthly interest for each Class of this Series (see Item 1), (ii)
the monthly servicing fee for each Class of this Series (see Item 12(d)),
(iii) the Investor Charge-Off Amount (see Item 8(c)), and (iv) the Credit
Enhancement Fee (see Item 14(d)), in each case for this Distribution Date.
The Series Excess Spread Percentage is equal to the Series Excess Spread,
multiplied by twelve, divided by the Series Investor Interest for this
Series.
(4) For purposes of allocations to investors, recoveries are treated as
Finance Charge Collections and are included as such in Item 3 above.
<PAGE> 5
MASTER SERVICER'S CERTIFICATE STATEMENT
Discover Card Master Trust I
Series 1999-1 Monthly Statement
CREDIT CARD
PASS-THROUGH CERTIFICATES
The undersigned, a duly authorized representative of Discover Bank
(formerly Greenwood Trust Company), as Master Servicer pursuant to the Pooling &
Servicing Agreement dated as of October 1, 1993, as amended (the "Pooling &
Servicing Agreement") and the Series Supplement, dated as of February 9, 1999
(the "Series Supplement") by and between Discover Bank and U.S. Bank National
Association, as Trustee, does hereby certify as follows with respect to the
Seies Supplement for the Discover Card Master Trust I, Series 1999-1 Master
Trust Certificates for the Distribution Date occurring on September 15, 2000:
<TABLE>
<S> <C>
1. Discover Bank (formerly Greenwood Trust Company)
is Master Servicer under the Pooling and
Servicing Agreement.
2. The undersigned is a Servicing Officer of
Discover Bank as Master Servicer.
3. The aggregate amount of Collections processed
during August, 2000 is equal to $5,798,226,764.78
4. The aggregate amount of Class A Principal
Collections processed during August, 2000 is
equal to $79,118,325.77
5. The aggregate amount of Class A Finance Charge
Collections processed during August, 2000 is
equal to $7,663,734.22
6a. The aggregate amount of Class A Principal
Collections recharacterized as Series Yield
Collections during August, 2000 is equal to $0.00
6b. The aggregate amount of Class A Additional Funds
for this Distribution date is equal to $0.00
7. The amount of drawings under the Credit
Enhancement required to be made on the related
Drawing Date pursuant to the Series Supplement:
(a) with respect to the Class A Required $0.00
Amount Shortfall is equal to
(b) with respect to the Class A Cumulative $0.00
Investor Charged-Off Amount is equal to
(c) with respect to the Class A Investor $0.00
Interest is equal to
8. The sum of all amounts payable to the Class A
Certificateholders on the current Distribution
Date is equal to $0.00
</TABLE>
<PAGE> 6
<TABLE>
<S> <C>
9. The aggregate amount of Class B Principal
Collections processed during August, 2000 is
equal to $4,165,513.51
10. The aggregate amount of Class B Finance Charge
Collections processed during August, 2000 is
equal to $403,489.18
11a. The aggregate amount of Class B Principal
Collections recharacterized as Series Yield
Collections during August, 2000 is equal to $0.00
11b. The aggregate amount of Class B Additional Funds
for this Distribution date is equal to $0.00
12. The amount of drawings under the Credit
Enhancement required to be made on the related
Drawing Date pursuant to the Series Supplement:
(a) with respect to the Class B Required $0.00
Amount Shortfall is equal to
(b) with respect to the Class B Cumulative $0.00
Investor Charged-Off Amount is equal to
(c) with respect to the Class B Investor $0.00
Interest is equal to
13. The sum of all amounts payable to the Class B
Certificateholders on the current Distribution
Date is equal to $0.00
14. Attached hereto is a true copy of the statement
required to be delivered by the Master Servicer
on the date of this Certificate to the Trustee
pursuant to Section 16 of the Series Supplement.
</TABLE>
IN WITNESS WHEREOF, the undersigned has duly executed and
delivered certificate this 15th day of September, 2000.
Series 1999-1
DISCOVER BANK
as Master Servicer
By:
-------------------------
Assistant Vice President and Assistant
Treasurer
