Illinois Form 700 - Extension of time to file illinois form. April 13, 2020, 10:00 pm pdt. An illinois inheritance tax release may be necessary if a decedent. Estate & generation skipping transfer tax return. For decedents dying on or after. After the form is submitted to the office of the illinois treasurer, any changes to information on the form must be communicated in writing. Automatic filing extensions, proof of timely mailing of form 4768 to the irs will be accepted.
April 13, 2020, 10:00 pm pdt. After the form is submitted to the office of the illinois treasurer, any changes to information on the form must be communicated in writing. Extension of time to file illinois form. Automatic filing extensions, proof of timely mailing of form 4768 to the irs will be accepted. For decedents dying on or after. An illinois inheritance tax release may be necessary if a decedent. Estate & generation skipping transfer tax return.