在美国可以在网上查询各个州的收入税申报和退税状态：
Alabama：https://myalabamataxes.alabama.gov/_/#1
Arizona：https://aztaxes.gov/Home/CheckRefund Arkansas：https://aztaxes.gov/Home/CheckRefund
California：https://www.ftb.ca.gov/refund/index.asp?WT.mc_id=akRefund
Colorado：https://www.colorado.gov/revenueonline/_/
Connecticut：https://drsindtax.ct.gov/default.aspx?url=I
Delaware：https://tax.delaware.gov/
Washington, D.C.：https://mytax.dc.gov/_/
Georgia：https://gtc.dor.ga.gov/_/
Hawaii：https://hitax.hawaii.gov/_/
Idaho：https://idahotap.gentax.com/tap/_/
Illinois：https://tax.illinois.gov/individuals/refunds.html
Indiana：https://www.in.gov/dor/individual-income-taxes/check-the-status-of-your-refund/
Iowa：https://tax.iowa.gov/wheres-my-refund
Kansas：https://www.kdor.ks.gov/Apps/kcsc/increfundstatus.aspx
Kentucky：https://refund.ky.gov/
Louisiana：https://latap.revenue.louisiana.gov/_/
Maine：https://revenue.maine.gov/_/
Maryland：https://interactive.marylandtaxes.gov/INDIV/refundstatus/home.aspx
Massachusetts：https://mtc.dor.state.ma.us/mtc/_/#1
Michigan：https://www.michigan.gov/taxes/iit/refund
Minnesota：https://www.revenue.state.mn.us/wheres-my-refund
Mississippi：https://tap.dor.ms.gov/_/#1
Missouri：https://dor.mo.gov/taxation/return-status/
Montana：https://tap.dor.mt.gov/_/#1
Nebraska：https://revenue.nebraska.gov/individuals/refund-information
New Hampshire：https://www.revenue.nh.gov/assistance/claim-refund.htm
New Jersey：https://www.nj.gov/treasury/taxation/checkrefundstatus.shtml
New Mexico：https://www.tax.newmexico.gov/individuals/online-services-overview/where-is-my-refund/
New York：https://www.tax.ny.gov/pit/file/refund.htm
North Carolina：https://www.ncdor.gov/refund
North Dakota：https://apps.nd.gov/tax/tap/_/
Ohio：https://myportal.tax.ohio.gov/tap/_/#1
Oklahoma：https://oktap.tax.ok.gov/oktap/Web/_/
Oregon：https://www.oregon.gov/dor/Pages/index.aspx
Pennsylvania：https://www.mypath.pa.gov/_/#1
Rhode Island：https://www.ri.gov/taxation/refund/
South Carolina：https://mydorway.dor.sc.gov/_/#2
Tennessee：不征收工作收入税，仅对利息分红征税。
Utah：https://tap.tax.utah.gov/TaxExpress/_/#1
Vermont：https://myvtax.vermont.gov/_/#2
Virginia：https://www.tax.virginia.gov/wheres-my-refund
West Virginia：https://mytaxes.wvtax.gov/_/#1
Wisconsin：https://tap.revenue.wi.gov/RefundStatus/_/