Woked remote in New Jerey but taxes paid in Delaware

[rmparks1]

I worked for a contractor remotely in New Jersey.  The company they contracted with is in Delaware.  The company took out Delaware state tax and not New Jersey state tax.  What do I need to do to file my state taxes.

Thank you. 

[LenaH]

Assuming you are working remotely for your convenience, you will file a resident return for the state of New Jersey and a nonresident return for Delaware. Since Delaware has a convenience of employer rule* for nonresidents, your income is sourced to the location of your employer. Therefore, even if working remotely in New Jersey for a Delaware employer, your income is still taxed in Delaware.

Your income will also be taxed in your resident state of New Jersey. However, you will receive a credit of taxes paid to Delaware to prevent double taxation. Please complete your Delaware taxes first and then proceed to complete your New Jersey taxes. For more information, click here. 

*Del. Code tit. 30 § 1124 : “Income and deductions having source within this State. -- Items of incom...

[rmparks1]

Thank you I appreciate your help.