18 Pa.C.S. § 9158
"Sexual abuse." Conduct which occurs in this Commonwealth and would constitute an offense under any of the following provisions:
Section 3011(a)(1) or (2) or (b) (relating to trafficking in individuals).
Section 3012 (relating to involuntary servitude) as it relates to sexual servitude.
Section 3121 (relating to rape).
Section 3122.1 (relating to statutory sexual assault).
Section 3123 (relating to involuntary deviate sexual intercourse).
Section 3124.1 (relating to sexual assault).
Section 3124.2 (relating to institutional sexual assault).
Section 3125 (relating to aggravated indecent assault).
Section 3126 (relating to indecent assault).
Section 3127 (relating to indecent exposure).
Section 4302 (relating to incest).
Section 6312 (relating to sexual abuse of children).
Section 6320 (relating to sexual exploitation of children).
The following words and phrases when used in this subchapter shall have the meanings given to them in this section unless the context clearly indicates otherwise: