The official IRS website, to check your federal refund status.

WI Dept of Revenue, to check for your state refund status.

IL Dept of Revenue, to check state refund statuses for those with an Illinois return.

IA Dept of Revenue, to check state refund statuses for those with an Iowa return.

Information, instructions, and forms regarding like-kind exchanges.

Qualifications and details regarding Home Sale Exclusions.