86 Ill. Adm. Code 100.9510
Taxpayer Representation and Practice Requirements
Section 100
TITLE 86: REVENUE
CHAPTER I: DEPARTMENT OF REVENUE
PART 100 INCOME TAX
SECTION 100.9510 TAXPAYER REPRESENTATION AND PRACTICE REQUIREMENTS
Section 100.9510 Taxpayer
Representation and Practice Requirements
The rules pertaining to taxpayer
representation at hearings before the Department are found at 86. Ill. Adm.
Code 200.