Annual report pursuant to Section 13 and 15(d)

Note 6 - Income Taxes - Reconciliation of the Federal Statutory Income Tax Rate (Details)

v3.22.2.2
Note 6 - Income Taxes - Reconciliation of the Federal Statutory Income Tax Rate (Details)
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Federal statutory rate 21.00% 21.00% 21.00%
State income taxes 2.10% 2.20% 2.00%
Foreign income taxes 0.40% 0.00% 0.00%
Permanent differences 4.60% 0.00% 0.00%
Change in valuation allowance 0.00% 0.00% (0.50%)
Expiration and utilization of state NOL’s 0.00% 0.00% 0.40%
Research and development credits (0.50%) (0.70%) (2.50%)
Excess tax expense (benefits) from stock-based compensation 4.90% 1.50% 0.10%
Effective Tax rate 22.70% 21.00% 20.30%