The age of consent for sexual activity is 16 years.
(b) Aggravated indecent assault of a child.–A person commits aggravated indecent assault of a child when the person violates subsection (a)(1), (2), (3), (4), (5) or (6) and the complainant is less than 13 years of age.
Such partners could not be prosecuted under statutory rape laws, but may be liable for other offenses, even when the sexual activity is consensual.
Under Pennsylvania law, a defendant is strictly liable for the offense of rape, a felony of the first degree, when the complainant is 12 or younger. Except as provided in section 3121 (relating to rape), a person commits a felony of the second degree when that person engages in sexual intercourse with a complainant under the age of 16 years and that person is four or more years older than the complainant and the complainant and the person are not married to each other.
Dating as an institution is a relatively recent phenomenon which has mainly emerged in the last few centuries.
From the standpoint of anthropology and sociology, dating is linked with other institutions such as marriage and the family which have also been changing rapidly and which have been subject to many forces, including advances in technology and medicine.