; and (2) describing the State's plans for supporting local educational agency efforts to address the conduct prohibited by the policies described in section 4702(b)(1). 4704. Evaluation (a) Biennial evaluation The Secretary shall conduct an independent biennial evaluation of programs and policies to combat bullying and harassment in elementary schools and secondary schools, including implementation of the requirements described in section 4702, including whether such requirements have appreciably reduced the level of the prohibited conduct and have conducted effective parent involvement and training programs. (b) Data collection The Commissioner for Education Statistics shall collect data from States, that are subject to independent review, to determine the incidence and frequency of conduct prohibited by the policies described in section 4702. (c) Biennial report Not later than January 1, 2019, and every 2 years thereafter, the Secretary shall submit to the President and Congress a report on the findings of the evaluation conducted under subsection (a) together with the data collected under subsection (b) and data submitted by the States under section 4703. 4705. Effect on other laws (a) Federal and State nondiscrimination laws Nothing in this part shall be construed to invalidate or limit rights, remedies, procedures, or legal standards available to victims of discrimination under any other Federal law or law of a State or political subdivision of a State, including title VI of the Civil Rights Act of 1964 ( 42 U.S.C. 2000d et seq.), title IX of the Education Amendments of 1972 ( 20 U.S.C. 1681 et seq.), section 504 or 505 of the Rehabilitation Act of 1973 ( 29 U.S.C. 794 , 794a), or the Americans with Disabilities Act of 1990 ( 42 U.S.C. 12101 et seq.). The obligations imposed by this part are in addition to those imposed by title VI of the Civil Rights Act of 1964 ( 42 U.S.C. 2000d et seq.), title IX of the Education Amendments of 1972 ( 20 U.S.C. 1681 et seq.), section 504 of the Rehabilitation Act of 1973