Reason
The error checks for consistency between:
1)
Line 14 (Offer of Coverage) - values 1B, 1C, 1D, 1E, 1J, 1K, 1L, 1M, 1N, 1O, 1P, 1Q, 1T, or 1U
2)
Line 15 (Employee Required Contribution) - corresponding monthly amounts (JanuaryAmt to DecemberAmt) or AnnlEmployeeRequiredContriAmt
You might enter a wrong code in line 14. Or you might enter a wrong value in line 15.