An assignment for Specialized Topics in Science, Grades 9-12, is allowed with one of the following certificates.
  (1) Any science certificate valid for Grades 6-12, Grades 7-12, or Grades 8-12.
  (2) Any secondary science teaching field.
  (3) Legacy Master Science Teacher (Grades 8-12).

Source Note: The provisions of this §231.221 adopted to be effective October 8, 2023, 48 TexReg 5655