TITLE 86: REVENUE
CHAPTER I: DEPARTMENT OF REVENUE
PART 105 ELECTRONIC FILING OF ILLINOIS INDIVIDUAL INCOME TAX RETURNS
SECTION 105.460 WHEN TO TEST
CHAPTER I: DEPARTMENT OF REVENUE
PART 105 ELECTRONIC FILING OF ILLINOIS INDIVIDUAL INCOME TAX RETURNS
SECTION 105.460 WHEN TO TEST
Section 105.460 When to Test
a) The Department will begin accepting test transmissions on a specified date published each year.
b) Testing may continue after production processing has begun.