Part I. General Provisions
Chapter 1. Applicability of Norwegian criminal law
Section 12.
Unless it is otherwise specially provided, Norwegian criminal law shall be applicable to acts committed :
4. abroad, by a foreigner when the act either
a) is one of those dealt with in sections 83, 88, 89, 90, 91, 91 a, 93, 94, 98 to 104 a, 110 to 132, 147 a, 147 b, 148, 149, 150, 151 a, 152 first cf. second paragraph, 152 a, 152 b, 153 first to fourth paragraphs, 154, 159, 160, 161, 162 c, 169, 174 to 178, 182 to 185, 187, 189, 190, 192 to 195, 217, 220 second and third paragraph, 221, 222 to 225, 227 to 229, 231 to 235, 238, 239, 243, 244, 256, 258, 266 to 269, 271, 276 to 276 c, 291, 292, 324, 325, 328, 415 or 423 of this code, or sections 1, 2, 3 or 5 of the Act relating to defence secrets,
b) is a felony also punishable according to the law of the country in which it is committed, and the offender is resident in the realm or is staying therein, or
c) is committed in relation to the EFTA Court of Justice and is included among those dealt with in section 163, cf. section 167 and section 165, of this code, or sections 205 to 207 of the Courts of Justice Act, or
d) comes under Act of 13 June 1997, No. 47, relating to the implementation of the Council of Europe Agreement of 31 January 1995 on illicit traffic by sea, implementing Article 17 of the UN Convention against illicit traffic in narcotic drugs and psychotropic substances.
In cases in which the criminality of an act depends on or is influenced by any actual or intended effect, the act shall be regarded as committed also where such effect has occurred or is intended to be produced.
EDIT.