| Schedule of components of income taxes |
| | | | | | | | | | | | | | | Three Months Ended | | Six Months Ended | | | March 31, 2026 | | March 31, 2025 | | March 31, 2026 | | March 31, 2025 | Federal | | | | | | | | | | | | | Current | | $ | (45,145) | | $ | — | | $ | 42,631 | | $ | — | Deferred | | | 179,669 | | | (1,687,935) | | | 929,877 | | | (1,392,961) | Total | | | 134,524 | | | (1,687,935) | | | 972,508 | | | (1,392,961) | | | | | | | | | | | | | | State | | | | | | | | | | | | | Current | | | 57,888 | | | 11,317 | | | 125,214 | | | 89,175 | Deferred | | | 4,385 | | | (530,117) | | | 232,623 | | | (446,919) | Total | | | 62,273 | | | (518,800) | | | 357,837 | | | (357,744) | Total income tax expense | | $ | 196,797 | | $ | (2,206,735) | | $ | 1,330,345 | | $ | (1,750,705) |
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| Schedule of income tax effects to deferred tax assets and liabilities |
| | | | | | | | | March 31, 2026 | | September 30, 2025 | Deferred tax liabilities | | | | | | | Property and equipment | | $ | 10,537,214 | | $ | 10,057,004 | Other | | | 1,454,053 | | | 1,483,362 | Total deferred tax liabilities | | $ | 11,991,267 | | $ | 11,540,366 | | | | | | | | Deferred income tax assets | | | | | | | Accruals & Other | | $ | 2,691,302 | | $ | 3,215,102 | Net operating loss carryforward-Federal | | | 1,280,607 | | | 1,451,126 | Net operating loss carryforward-States | | | 807,260 | | | 824,539 | Net operating loss valuation allowance-States | | | (703,928) | | | (703,928) | Total deferred tax assets | | $ | 4,075,241 | | $ | 4,786,839 | | | | | | | | Total net deferred tax liabilities | | $ | 7,916,026 | | $ | 6,753,527 |
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