A taxpayer whose EIC was previously disallowed due to reckless disregard is barred from claiming the credit for:
a. Incorrect. One year is not the full period in which the EIC cannot be claimed following a reduction or disallowance due to recklessness.
b. Correct. The EIC cannot be claimed for two years if the credit was previously reduced or disallowed due to reckless or intentional disregard.
c. Incorrect. The 10-year disallowance period applies in the case of fraud.
d. Incorrect. There is no permanent bar to claiming the EIC following a disallowance for any reason.