ESTATE TAX-INTEREST ON REFUNDS

Amends the Illinois Estate and Generation-Skipping Transfer Tax Act. Provides that interest shall be paid upon any refund resulting from the overpayment of tax under the Act at the rate set forth under the Uniform Penalty and Interest Act if the overpayment is not refunded within the later of 30 days after the last date prescribed for the filing of a return under the Act or 30 days after the date of the overpayment.