There is an on-line petition to get rid of this "law" which has various Oregon school districts confused as to the validity of this mandate. If it is a mandate.
Here's the opening paragraph from the article; follow the link for the full item.
Sexually active students must be reported to law enforcement or state officials, Ore. school district says - The Washington Post: Teachers and staff in the Salem-Keizer school district — which includes more than 40,000 students — were recently told that if they learn or merely suspect a student is sexually active, they must report it to law enforcement or state officials.
According to Oregon law, anyone under 18 years old cannot legally give consent, meaning all sexual activity between minors is considered sexual abuse. This policy, district officials say, stems from Oregon’s mandatory reporting and child abuse laws. But that seems to be a singular interpretation of the law. The Statesman Journal reached out to school districts around the state and found that not one of them had the same mandate.