An assignment in a departmentalized classroom for Mathematics, Grades 6-8, for a holder of a valid elementary, secondary, or all-level certificate is allowed with one of the following certificates.
  (1) Bilingual Generalist: Early Childhood-Grade 6 (Grade 6 only).
  (2) Bilingual Generalist: Grades 4-8.
  (3) Core Subjects: Early Childhood-Grade 6 (Grade 6 only).
  (4) Core Subjects with Science of Teaching Reading: Early Childhood-Grade 6 (Grade 6 only).
  (5) Core Subjects: Grades 4-8.
  (6) Core Subjects with Science of Teaching Reading: Grades 4-8.
  (7) Elementary Mathematics (Grades 1-8). A teacher holding an Elementary Mathematics (Grades 1-8) certificate may teach Algebra I at the middle school level for high school graduation credit.
  (8) Elementary teacher certificate plus 18 semester credit hours in mathematics.
  (9) English as a Second Language Generalist: Early Childhood-Grade 6 (Grade 6 only).
  (10) English as a Second Language Generalist: Grades 4-8.
  (11) Generalist: Early Childhood-Grade 6 (Grade 6 only).
  (12) Generalist: Grades 4-8.
  (13) Grades 6-12 or Grades 6-8--Mathematics.
  (14) Junior High School or High School--Mathematics.
  (15) Junior High School or High School--Mathematical Science, Composite.
  (16) Legacy Master Mathematics Teacher (Grades 4-8).
  (17) Legacy Master Mathematics Teacher (Grades 8-12) (Grade 8 only).
  (18) Mathematics: Grades 4-8. A teacher holding a Mathematics: Grades 4-8 certificate may teach Algebra I at the middle school level for high school graduation credit.
  (19) Mathematics: Grades 7-12 (Grades 7 and 8 only).
  (20) Mathematics: Grades 8-12 (Grade 8 only).
  (21) Mathematics/Physical Science/Engineering: Grades 6-12.
  (22) Mathematics/Physical Science/Engineering: Grades 8-12 (Grade 8 only).
  (23) Mathematics/Science: Grades 4-8.
  (24) Physics/Mathematics: Grades 7-12 (Grades 7 and 8 only).
  (25) Physics/Mathematics: Grades 8-12 (Grade 8 only).
  (26) Secondary Mathematics (Grades 6-12).
  (27) Secondary or all-level teacher certificate plus 18 semester credit hours in mathematics.

Source Note: The provisions of this §231.61 adopted to be effective August 15, 2013, 38 TexReg 5076; amended to be effective December 29, 2014, 39 TexReg 10474; amended to be effective December 27, 2020, 45 TexReg 9183; amended to be effective July 21, 2022, 47 TexReg 4319