You don't have to worry about penalties your first year.........https://www.irs.gov/instructions/i1120#idm140228285976672
A corporation that does not make estimated tax payments when due may be subject to an underpayment penalty for the period of underpayment. Generally, a corporation is subject to the penalty if its tax liability is $500 or more and it did not timely pay at least the smaller of:
