Use this link to confirm that you submitted your tax return for efiling and that it was accepted by the IRS: https://shop.turbotax.intuit.com/efile/efile_status_lookup.jsp
If it was accepted, what does the IRS web site say about the status of your refund: https://www.irs.gov/refunds
See this IRS Q & A for information about refunds: https://www.irs.gov/refunds/tax-season-refund-frequently-asked-questions
