HHS Biological Reality Mandate

XX XY

Featured: HHS Policy Overview

HHS.gov Official Disclaimer

"Any information on this page promoting gender ideology is extremely inaccurate and disconnected from the immutable biological reality that there are two sexes, male and female."

Chromosomal Definitions

  • Sex: Immutable classification at conception.
  • Female (XX): Produces large gametes (ova).
  • Male (XY): Produces small gametes (sperm).

Immediate Impact

  • Grant Termination: No funding for groups using non-biological terminology.
  • Hospital Ban: Medicare/Medicaid ties to halting pediatric sex-change procedures.

Regulatory Actions: Dec 18, 2025

Section 504 Update

Dysphoria removed from federal disability classification.

Genetics

Mandatory national screening for Duchenne and MLD initiated.

Data Integrity

Reinstatement of binary biological sex fields across all HHS agencies.