Exhibit 99.1
MONTHLY SERVICER'S CERTIFICATE
CARMAX BUSINESS SERVICES, LLC
CARMAX SELECT RECEIVABLES TRUST
SERIES 2025-B
Collection Period05/01/26-05/31/26
Determination Date6/9/2026
Distribution Date6/15/2026
Additional information, including defined terms, can be found in the prospectus on the SEC's EDGAR system (http://www.sec.gov) under File No. 333-288943-01.




Pool Balance
1.Pool Balance on the close of the last day of the preceding Collection Period$723,865,088.16 
2.Collections allocable to Principal$20,611,951.50 
3.Purchase Amount allocable to Principal$0.00 
4.Defaulted Receivables$3,193,638.11 
5.Pool Balance on the close of the last day of the related Collection Period$700,059,498.55 
(Ln1 - Ln2 - Ln3 - Ln4)
6.Total number of Receivables outstanding on the close of the last day of the related Collection Period40,008 
7.Initial Pool Balance$923,081,739.63 
Beginning of PeriodEnd of Period
8.Note Balances
a. Class A-1 Note Balance
$0.00 $0.00 
b. Class A-2 Note Balance$269,296,555.67 $247,514,441.17 
c. Class A-3 Note Balance$177,040,000.00 $177,040,000.00 
d. Class B Note Balance$60,920,000.00 $60,920,000.00 
e. Class C Note Balance$71,540,000.00 $71,540,000.00 
f. Class D Note Balance$68,770,000.00 $68,770,000.00 
g. Class E Note Balance$14,770,000.00 $14,770,000.00 
h. Note Balance (sum a - g)$662,336,555.67 $640,554,441.17 
9.Pool Factors
a. Class A-1 Note Pool Factor0.0000000 0.0000000 
b. Class A-2 Note Pool Factor0.8882984 0.8164482 
c. Class A-3 Note Pool Factor1.0000000 1.0000000 
d. Class B Note Pool Factor1.0000000 1.0000000 
e. Class C Note Pool Factor1.0000000 1.0000000 
f. Class D Note Pool Factor1.0000000 1.0000000 
g. Class E Note Pool Factor1.0000000 1.0000000 
h. Note Pool Factor0.7359295 0.7117272 
10.Overcollateralization Target Amount$59,505,057.38 
11.Current overcollateralization amount (Pool Balance - Note Balance)$59,505,057.38 
12.Weighted Average Coupon16.19 %
13.Weighted Average Original Termmonths69.56 
14.Weighted Average Remaining Termmonths53.27 
Collections
15.Finance Charges:
a. Collections allocable to Finance Charge$9,495,075.98 
b. Liquidation Proceeds allocable to Finance Charge$1,738.35 
c. Purchase Amount allocable to Finance Charge$0.00 
d. Available Finance Charge Collections (sum a - c)$9,496,814.33 
16.Principal:
a. Collections allocable to Principal$20,611,951.50 
b. Liquidation Proceeds allocable to Principal$1,290,013.94 
c. Purchase Amount allocable to Principal$0.00 
d. Available Principal Collections (sum a - c)$21,901,965.44 
17.Total Finance Charge and Principal Collections (15d + 16d)$31,398,779.77 
18.Interest Income from Collection Account$82,654.11 
19.Simple Interest Advances$0.00 
20.Available Collections (Ln17 + 18 + 19)$31,481,433.88 



Available Funds
21.Available Collections$31,481,433.88 
22.Reserve Account Draw Amount$0.00 
23.Available Funds$31,481,433.88 
Application of Available Funds
24.Servicing Fee0.15 %
a. Monthly Servicing Fee$1,357,247.04 
b. Amount Unpaid from Prior Months$0.00 
c. Amount Paid$1,357,247.04 
d. Shortfall Amount (a + b - c)$0.00 
25.Unreimbursed Servicer Advances$0.00 
26.Successor Servicer and Asset Representations Reviewer Unpaid Expenses and Indemnity Amounts
a. Successor Servicer Unpaid Transition Expenses and Indemnity Amounts (Capped at $175,000 annually)$0.00 
b. Successor Servicer Amount Paid$0.00 
c. Successor Servicer Shortfall Amount (a - b)$0.00 
d. Asset Representations Reviewer Fees, Expenses and Indemnity Amounts (Capped at $175,000 annually)$0.00 
e. Asset Representations Reviewer Amount Paid$0.00 
f. Asset Representations Reviewer Shortfall Amount (d - e)$0.00 
27.Class A Noteholder Interest Amounts
a. Class A-1 Monthly Interest$0.00 
b. Additional Note Interest related to Class A-1 Monthly Interest$0.00 
c. Interest Due on Additional Note Interest related to Class A-1 Monthly Interest$0.00 
d. Total Class A-1 Note Interest (sum a - c)$0.00 
e. Class A-2 Monthly Interest$940,293.81 
f. Additional Note Interest related to Class A-2 Monthly Interest$0.00 
g. Interest Due on Additional Note Interest related to Class A-2 Monthly Interest$0.00 
h. Total Class A-2 Note Interest (sum e - g)$940,293.81 
i. Class A-3 Monthly Interest$607,837.33 
j. Additional Note Interest related to Class A-3 Monthly Interest$0.00 
k. Interest Due on Additional Note Interest related to Class A-3 Monthly Interest$0.00 
l. Total Class A-3 Note Interest (sum i - k)$607,837.33 
28.Priority Principal Distributable Amount$0.00 
29.Class B Noteholder Interest Amount
a. Class B Monthly Interest$220,835.00 
b. Additional Note Interest related to Class B Monthly Interest$0.00 
c. Interest Due on Additional Note Interest related to Class B Monthly Interest$0.00 
d. Total Class B Note Interest (sum a - c)$220,835.00 
30.Secondary Principal Distributable Amount$0.00 
31.Class C Noteholder Interest Amount
a. Class C Monthly Interest$287,948.50 
b. Additional Note Interest related to Class C Monthly Interest$0.00 
c. Interest Due on Additional Note Interest related to Class C Monthly Interest$0.00 
d. Total Class C Note Interest (sum a - c)$287,948.50 
32.Tertiary Principal Distributable Amount$0.00 
33.Class D Noteholder Interest Amount
a. Class D Monthly Interest$305,453.42 
b. Additional Note Interest related to Class D Monthly Interest$0.00 
c. Interest Due on Additional Note Interest related to Class D Monthly Interest$0.00 
d. Total Class D Note Interest (sum a - c)$305,453.42 
34.Quaternary Principal Distributable Amount$0.00 
35.Class E Noteholder Interest Amount
a. Class E Monthly Interest$84,804.42 
b. Additional Note Interest related to Class E Monthly Interest$0.00 
c. Interest Due on Additional Note Interest related to Class E Monthly Interest$0.00 
d. Total Class E Note Interest (sum a - c)$84,804.42 
36.Quinary Principal Distributable Amount$0.00 



37.Required Payment Amount (Ln 24 + Ln 26 + (sum of Ln 27 through Ln 36))$3,804,419.52 
38.Reserve Account Deficiency$0.00 
39.Regular Principal Distributable Amount$21,782,114.50 
40.Remaining Unpaid Servicer Transition Expenses and Additional Servicing Fees, if any$0.00 
41.Remaining Unpaid Trustee and Asset Representations Reviewer Fees, Expenses and Indemnity Amounts, if any
a. Remaining Unpaid Trustee Fees, Expenses and Indemnity Amounts$0.00 
b. Remaining Unpaid Asset Representations Reviewer Fees, Expenses and Indemnity Amounts$0.00 
42.Remaining Unpaid Successor Servicer Indemnity Amounts, if any$0.00 
Collection Account Activity0.15 %
43.Deposits
a. Total Daily Deposits of Finance Charge Collections$9,496,814.33 
b. Total Daily Deposits of Principal Collections$21,901,965.44 
c. Withdrawal from Reserve Account$0.00 
d. Interest Income$82,654.11 
e. Total Deposits to Collection Account (sum a - d)$31,481,433.88 
44.Withdrawals
a. Servicing Fee and Unreimbursed Servicer Advances$1,357,247.04 
b. Successor Servicer Transition Expenses and Indemnity Amounts$0.00 
c. Deposit to Note Payment Account for Monthly Note Interest/Principal$24,229,286.98 
d. Deposit to Reserve Account$0.00 
e. Excess Collections (Deposit to Certificate Payment Account for payment to Certificateholder)$5,894,899.86 
f. Total Withdrawals from Collection Account (sum a - e)$31,481,433.88 
Note Payment Account Activity
45.Deposits
a. Class A-1 Interest Distribution$0.00 
b. Class A-2 Interest Distribution$940,293.81 
c. Class A-3 Interest Distribution$607,837.33 
d. Class B Interest Distribution$220,835.00 
e. Class C Interest Distribution$287,948.50 
f. Class D Interest Distribution$305,453.42 
g. Class E Interest Distribution$84,804.42 
h. Class A-1 Principal Distribution$0.00 
i. Class A-2 Principal Distribution$21,782,114.50 
j. Class A-3 Principal Distribution$0.00 
k. Class B Principal Distribution$0.00 
l. Class C Principal Distribution$0.00 
m. Class D Principal Distribution$0.00 
n. Class E Principal Distribution$0.00 
o. Total Deposits to Note Payment Account (sum a - n)$24,229,286.98 
46.Withdrawals
a. Class A-1 Distribution$0.00 
b. Class A-2 Distribution$22,722,408.31 
d. Class A-3 Distribution$607,837.33 
e. Class B Distribution$220,835.00 
f. Class C Distribution$287,948.50 
g. Class D Distribution$305,453.42 
h. Class E Distribution$84,804.42 
i. Total Withdrawals from Note Payment Account (sum a - g)$24,229,286.98 



Certificate Payment Account Activity
47.Deposits to Certificate Payment Account from Excess Collections$5,894,899.86 
48.Withdrawals from Certificate Payment Account for Certificateholder Distribution$5,894,899.86 
Required Reserve Account Amount0.15 %
49.Required Reserve Account Amount (1.00% of Initial Pool Balance)$9,230,817.40 
Reserve Account Reconciliation
50.Beginning Balance (as of end of preceding Distribution Date)$9,230,817.40 
51.Investment Earnings$27,660.05 
52.Reserve Account Draw Amount$0.00 
53.Reserve Account Amount (Ln 50 + Ln 51 - Ln 52)$9,258,477.45 
54.Deposit from Available Funds (Ln 44d)$0.00 
55.If Reserve Account Balance exceeds Required Reserve Account Amount, payment to
a. the Note Payment Account for the payment of principal to the extent of any unfunded Regular Principal Distribution Amount; and$0.00 
b. any Successor Servicer for the payment of any unfunded Transition Costs and Additional Servicing Fee$0.00 
56.Payment to Certificateholders if Reserve Account Balance exceeds Required Reserve Account Amount and to the extent no unfunded amounts described in Ln 55 exist$27,660.05 
57.Ending Balance (Ln53 + Ln54 - Ln55 - Ln56)$9,230,817.40 
58.Reserve Account Deficiency (Ln50 - Ln57)$0.00 
Instructions to the Trustee
59.Amount to be deposited from the Reserve Account into the Collection Account$0.00 
60.Amount to be paid to Servicer from the Collection Account$1,357,247.04 
61.Amount to be deposited from the Collection Account into the Note Payment Account$24,229,286.98 
62.Amount to be deposited from the Collection Account into the Certificate Payment Account$5,894,899.86 
63.Amount to be deposited from the Collection Account into the Reserve Account$0.00 
64.Amount to be deposited from the Reserve Account, if Reserve Account Balance exceeds Required Reserve Account Amount, into
a. the Note Payment Account for any unfunded Regular Principal Distributable Amount$0.00 
b. the Certificateholders, if no unfunded Regular Principal distributable amount exists$27,660.05 
65.Amount to be paid to Class A-1 Noteholders from the Note Payment Account$0.00 
66.Amount to be paid to Class A-2 Noteholders from the Note Payment Account$22,722,408.31 
67.Amount to be paid to Class A-3 Noteholders from the Note Payment Account$607,837.33 
68.Amount to be paid to Class B Noteholders from the Note Payment Account$220,835.00 
69.Amount to be paid to Class C Noteholders from the Note Payment Account$287,948.50 
70.Amount to be paid to Class D Noteholders from the Note Payment Account$287,948.50 
71.Amount to be paid to Class E Noteholders from the Note Payment Account$84,804.42 
72.Amount to be paid to Certificateholders from the Certificate Payment Account with respect to Excess Collections$5,894,899.86 



Delinquency Activity
Number of LoansPrincipal Balance
73.Delinquency Analysis
a. 31 to 60 days past due2,138$40,851,193.22 
b. 61 to 90 days past due819$16,066,743.84 
c. 91 to 120 days past due271$4,691,478.90 
d. 121 or more days past due0$0.00 
e. Total Past Due (sum a - d)3,228$61,609,415.96 
f. Delinquent Loans as a percentage of end of period Pool Balance (Ln 73e / Ln 5)8.8006 %
74.Has a Delinquency Trigger Event occurred?No
Loss Activity
Number of LoansPrincipal Balance
75.Defaulted Receivables (charge-offs)183$3,193,638.11 
76.Recoveries203$1,291,752.29 
77.Net Losses (Ln 75 - Ln 76)$1,901,885.82 
78.Ratio of Net Losses to Beginning of Period Pool Balance (Ln 77 / Ln 1)0.2627 %
Cumulative Loss Activity
Number of LoansPrincipal Balance
79.Defaulted Receivables (charge-offs)1,102$21,396,486.95 
80.Recoveries772$7,150,676.03 
81.Cumulative Net Losses (Ln 79 - Ln 80)$14,245,810.92 
82.Ratio of Cumulative Net Losses to Initial Pool Balance (Ln 81 / Ln 7)1.5433 %
83.Average Net Loss on Defaulted Receivables$12,927.23 
Other Servicing Information
84.Principal Balance of Receivables extended during the Collection Period$16,516,692.46 
85.Pool Balance on the close of the last day of the preceding Collection Period$723,865,088.16 
86.Ratio of extensions to pool balance (Ln 85 / Ln 86)2.28 %




IN WITNESS WHEREOF, the undersigned has duly executed this certificate on June 09, 2026
 
CARMAX BUSINESS SERVICES, LLC
 
As Servicer
By:/s/ Greg Dostich
Name:Greg Dostich
Title:Vice President and Treasurer