Tax Credits Jackson Hewitt can help you determine whether or not you are eligible for certain tax credits. Our ProFiler® system, used at all Jackson Hewitt offices can identify potential credits you may be entitled to and our new offering, Jackson Hewitt Online utilizes your job title to determine available tax credits. Get all the credits you deserve now. Select a credit Additional Child Tax Credit Adoption Credit America Opportunity and Lifetime Learning Child and Dependent Care Child Tax Credit Earned Income Excess Social Security Tax - Railroad Retirement Tax (RRTA) Foreign Tax Credit Residential Energy Efficient Property Credits Retirement Savings Contributions Back Excess Social Security Tax or Railroad Retirement Tax Withheld The annual amount of Social Security taxes are increased annually for inflation. This year’s maximum is $7,347. If you worked for one employer and had more than the maximum tax withheld, you must contact your employer for a refund of the overpayment. If you worked for more than one employer and the combined total of your social security taxes is greater than the maximum amount, you may claim the excess taxes paid as a refundable credit on your tax return. A refundable credit can be used to increase your refund.