An assignment for Chemistry, Grades 9-12, is allowed with one of the following certificates.
  (1) Chemistry: Grades 7-12.
  (2) Chemistry: Grades 8-12.
  (3) Grades 6-12 or Grades 9-12--Chemistry.
  (4) Grades 6-12 or Grades 9-12--Science.
  (5) Grades 6-12 or Grades 9-12--Science, Composite.
  (6) Junior High School (Grades 9-10 only) or High School--Chemistry.
  (7) Junior High School (Grades 9-10 only) or High School--Science.
  (8) Junior High School (Grades 9-10 only) or High School--Science, Composite.
  (9) Legacy Master Science Teacher (Grades 8-12).
  (10) Mathematics/Physical Science/Engineering: Grades 6-12.
  (11) Mathematics/Physical Science/Engineering: Grades 8-12.
  (12) Physical Science: Grades 6-12.
  (13) Physical Science: Grades 8-12.
  (14) Science: Grades 7-12.
  (15) Science: Grades 8-12.
  (16) Secondary Chemistry (Grades 6-12).
  (17) Secondary Science (Grades 6-12).
  (18) Secondary Science, Composite (Grades 6-12).

Source Note: The provisions of this §231.203 adopted to be effective August 15, 2013, 38 TexReg 5076; amended to be effective December 27, 2020, 45 TexReg 9183