eBook Calculator Exercise 17-26 (LO. 3) Compute the current-year income tax liability for each of the following unrelated calendar year C corporations. a. Darter Corporation has taxable income of $68,000. Check My Work The TCJA of 2017 reduced the corporate tax rate to a flat rate for tax years beginning after 2017. b. Owl Corporation has taxable income of $10,800,000. Incorrect c. Toucan Corporation, a personal service corporation, has taxable income of $170,000