From the IRS: Mailed paper returns: If you filed a paper return, please allow 4 weeks before checking the status. Refund processing time is 6 to 8 weeks from the date the IRS receives your tax return.
State differ on their timeline for checking & issuing refunds.
You can check the IRS website Where's My Refund for your Federal information?
https://www.irs.gov/refunds
You can check your States website for refund information, click on the following link, then click on your State
https://ttlc.intuit.com/community/refund-status/help
