I am being asked to fill in my "Jurisdiction code" Line 41. But I do not know where to get that information from.

[jscosmas]

From NJ-1040 P2: Line 41 - Juris Code must be entered

[VanessaS]

Please see the table at the bottom of page 35 for the jurisdiction code you need.

http://www.state.nj.us/treasury/taxation/pdf/current/1040i.pdf