does the internal revenue service charge late fees 
the irs can impose what it calls a failure to pay penalty the penalty is 0 5 of the unpaid taxes for each month or part of a month the tax remains unpaid the penalty won t exceed 25 of your unpaid taxes the agency says 12the bottom linelate fees can be excessive and sometimes illegal to avoid them try to pay all of your bills on time you can enroll in automatic payments through your bank to help if you incur a late fee and you aren t habitually late with your payments the creditor may be willing to waive it 