Illinois Ptax Form - The lake county clerk's office is a participant in the illinois department of revenue's mydec program. Web individuals miscellaneous registration sales & related withholding tax federal tax forms request certain forms from idor. Web mydec allows you to electronically submit:
The lake county clerk's office is a participant in the illinois department of revenue's mydec program. Web mydec allows you to electronically submit: Web individuals miscellaneous registration sales & related withholding tax federal tax forms request certain forms from idor.