MO HB2803

Requires all human sexuality and STD course materials to be "medically and factually accurate according to evidence-based research," adding the evidence-based standard to existing law

Mandates instruction present abstinence as the preferred behavior for unmarried students, emphasizing it is 100% effective in preventing pregnancy, STDs, and emotional trauma

Requires schools to provide students with evidence-based information on contraception success/failure rates, side effects, and health benefits, or alternatively present information consistent with federal abstinence education law (42 U.S.C. Section 710)

Prohibits schools from allowing any abortion service provider to offer course materials or instruction on human sexuality or STDs to students

Preserves parental rights to receive notification of curriculum content and to remove students from human sexuality instruction