Mississippi Individual Income Tax Electronic Filing Handbook

The routing number of the financial institution cannot be changed. The taxpayer’s account number cannot be changed. ... preparer's address was not transmitted" XMS00-120 "No preparer PTIN or SSN was transmitted" XMS00-121 "The preparer firm name was not transmitted and the return was not marked as 'Self Prepared'" XMS00-123 "A duplicate ... ................
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