<p>[Harvard</a> and Georgetown Lower SAT Subject Test Requirements](<a href=“http://collegeapps.about.com/b/2010/08/16/harvard-and-georgetown-lower-sat-ii-requirements.htm]Harvard”>SAT Subject Tests - What Colleges Require Them?)</p>
<p>According to the article, the only school that still currently requires (though Georgetown recommends) three subject tests is Notre Dame for homeschool students, and that can be substituted for an AP.</p>