(a) Mathematics: Grades 4-8. The Mathematics: Grades 4-8 certificate may be issued no earlier than September 1, 2002.
(b) Science: Grades 4-8. The Science: Grades 4-8 certificate may be issued no earlier than September 1, 2002.
(c) Mathematics/Science: Grades 4-8. The Mathematics/Science: Grades 4-8 certificate may be issued no earlier than September 1, 2002.
(d) Mathematics: Grades 7-12. The Mathematics: Grades 7-12 certificate may be issued no earlier than September 1, 2013.
(e) Science: Grades 7-12. The Science: Grades 7-12 certificate may be issued no earlier than September 1, 2013.
(f) Life Science: Grades 7-12. The Life Science: Grades 7-12 certificate may be issued no earlier than September 1, 2013.
(g) Physical Science: Grades 6-12. The Physical Science: Grades 6-12 certificate may be issued no earlier than September 1, 2013.
(h) Physics/Mathematics: Grades 7-12. The Physics/Mathematics: Grades 7-12 certificate may be issued no earlier than September 1, 2014.
(i) Mathematics/Physical Science/Engineering: Grades 6-12. The Mathematics/Physical Science/Engineering: Grades 6-12 certificate may be issued no earlier than September 1, 2014.
(j) Chemistry: Grades 7-12. The Chemistry: Grades 7-12 certificate may be issued no earlier than September 1, 2013.

Source Note: The provisions of this §233.4 adopted to be effective June 9, 2002, 27 TexReg 4699; amended to be effective February 6, 2003, 28 TexReg 935; amended to be effective June 28, 2004, 29 TexReg 6088; amended to be effective June 4, 2006, 31 TexReg 4425; amended to be effective June 22, 2008, 33 TexReg 4670; amended to be effective June 21, 2009, 34 TexReg 3943; amended to be effective October 28, 2010, 35 TexReg 9504; amended to be effective August 12, 2012, 37 TexReg 5766; amended to be effective May 17, 2015, 40 TexReg 2532; amended to be effective May 15, 2016, 41 TexReg 3308; amended to be effective October 21, 2018, 43 TexReg 6834