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ALLOWANCE FOR DOUBTFUL ACCOUNTS
12 Months Ended
Sep. 30, 2025
ALLOWANCE FOR DOUBTFUL ACCOUNTS  
ALLOWANCE FOR DOUBTFUL ACCOUNTS

9.

ALLOWANCE FOR DOUBTFUL ACCOUNTS

Activity in the Company’s allowance for doubtful accounts consists of the following:

September 30, 

September 30, 

  ​ ​ ​

2025

  ​ ​ ​

2024

Balance at beginning of period

$

738,526

$

51,063

Charged to expense

 

423,750

 

687,463

Deductions for uncollectible receivables written off, net of recoveries

 

(640,660)

 

Balance at end of period

$

521,616

$

738,526