| December 31, | ||||||||||||
| 2017 | 2016 | 2015 | ||||||||||
| Taxes currently payable | $ | 1,490,297 | $ | 1,889,673 | $ | 2,140,591 | ||||||
| Deferred income taxes | 68,340 | 123,091 | 320,738 | |||||||||
| Deferred income taxes related to 2017 Tax Act | 1,012,112 | - | - | |||||||||
| $ | 2,570,749 | $ | 2,012,764 | $ | 2,461,329 | |||||||
December 31, | December 31, | |||||||
2017 | 2016 | |||||||
| Deferred tax assets: | ||||||||
| Allowances for loan losses | $ | 1,492,558 | $ | 1,952,433 | ||||
| Writedowns on foreclosed assets held for sale | 86,610 | 681,281 | ||||||
| Deferred loan fees/costs | 168,961 | 141,418 | ||||||
| Unrealized depreciation on available-for-sale securities | 215,317 | 768,879 | ||||||
| Tax Credits | 445,151 | 441,908 | ||||||
| Other | 71,395 | 66,486 | ||||||
2,479,992 | 4,052,405 | |||||||
| Deferred tax liabilities: | ||||||||
| FHLB stock dividends | (32,035 | ) | (46,481 | ) | ||||
| Unrealized appreciation on interest rate swaps | (144,765 | ) | - | |||||
| Accumulated depreciation | (544,560 | ) | (470,883 | ) | ||||
| Other | (31,458 | ) | (60,906 | ) | ||||
(752,818 | ) | (578,270 | ) | |||||
| Net deferred tax asset | $ | 1,727,174 | $ | 3,474,135 | ||||
| Years ended | ||||||||||||
| December 31, | ||||||||||||
| 2017 | 2016 | 2015 | ||||||||||
| Computed at statutory rate | 34.0 | % | 34.0 | % | 34.0 | % | ||||||
| Increase (reduction) in taxes resulting from: | ||||||||||||
| State financial institution tax and credits | (10.2% | ) | (4.2% | ) | (4.8% | ) | ||||||
| Cash surrender value of life insurance | (2.1% | ) | (2.2% | ) | (1.5% | ) | ||||||
| Tax exempt interest | (3.0% | ) | (3.3% | ) | (1.7% | ) | ||||||
| Impact of 2017 Tax Act | 13.1 | % | - | - | ||||||||
| Other | 1.5 | % | 2.2 | % | 4.1 | % | ||||||
| Actual effective rate | 33.3 | % | 26.5 | % | 30.1 | % | ||||||