Extrusive igneous rocks, also known as volcanic rocks, are formed at the crust's surface as a result of the partial melting of rocks within the mantle and crust. Extrusive igneous rocks cool and solidify quicker than intrusive igneous rocks. They are formed by the cooling of molten magma on the earth's surface.
If you need to determine the amount of last year's federal income tax refund, which must be reported on this year's Iowa return, please contact the Internal Revenue Service (IRS). Their telephone number is 1-800-829-1040.
To check the status online you will need your Social Security number, filing status and the exact whole dollar amount of your refund shown on your return. You can check the status of your refund by calling the IRS Refund Hotline at 800-829-1954.