645:2: Prostitution and Related Offenses
I. A person is guilty of a misdemeanor if the person:

(a) Solicits, agrees to perform, or engages in sexual contact as defined in RSA 632-A:1, IV or sexual penetration as defined in RSA 632-A:1, V, in return for consideration; or

(b) Induces or otherwise purposely causes another to violate subparagraph (a); or

(c) Transports another into or within this state with the purpose of promoting or facilitating such other in engaging in conduct in violation of subparagraph (a); or

(d) Not being a legal dependent incapable of self support, knowingly is supported in whole or in part by the proceeds of violation of subparagraph (a); or

(e) Knowingly permits a place under such person's control to be used for violation of subparagraph (a); or

(f) Pays, agrees to pay, or offers to pay another person to engage in sexual contact as defined in RSA 632-A:1, IV or sexual penetration as defined in RSA 632-A:1, V, with the payor or with another person.

II. A person is guilty of a class B felony if such person violates the provisions of subparagraphs (b), (c), (d), or (e) of paragraph I and the violation:

(a) Involves another person who is under the age of 18; or

(b) Involved compelling another person by force or intimidation.

III. A person is guilty under this section regardless of the sex of the persons involved.

(Source:http://www.gencourt.state.nh.us/rsa/html/indexes/default.html)