<p>Or is it just to open a file on the student? What if they haven't actually sent the common app yet?</p>
<p>It’s not a required deadline at all. It’s fine if they haven’t submitted the common app yet</p>
<p>The deadline is January 1.</p>
<p>No. Purely administrative and has no bearing on their assessment of your application.</p>
<p>for the supplement it says to have it in by dec 1. i didn’t notice until now, so what happens if your supplement is late?</p>
<p>It’s just a suggested date. The deadline is January 1. You are not late.</p>