Included in the state’s $38.5 billion budget is a plan to expand online sales tax collection.Lawmakers last week approved language to impose the state’s 6.25 percent use and service use taxes on retailers located outside Illinois, but which do $100,000 or more in annual sales or 200 or more annual transactions here.It’s the same concept the nation’s highest court is reviewing in South Dakota v. Wayfair. And for weeks it was enshrined in state Senate Bill 2577, which was approved by a wide margin in …