IL HB3121

Expands the definition of "representation case" to include matters before units of local government, not just state agencies, and removes the requirement that the discretion involved be "substantial"

Prohibits legislators from participating in representation cases where the State or local government is an adverse party, or where the outcome would adversely affect state/local revenue, finances, or the health, safety, welfare, or tax burden of Illinois residents

Bans legislators and government employees from receiving income or compensation for providing expert testimony against the interests of the State or local governments in judicial or administrative proceedings

Requires legislators to formally recuse themselves with a written explanation from any legislative matter in which they, their spouse, or immediate family member has a financial interest

Prohibits persons with close economic associations to legislators from participating in representation cases (reversing current law that allows such participation)