I have been asked about the Summer Nationals date

What are the deadlines?

Deadline for Division Qualifying Forms: May 4, 2007
Deadline for Section Qualifying Forms: May 11, 2007
Deadline for Entries at Regular Fees: May 18, 2007
Late Entry Period at Triple Fees: May 19 - June 1, 2007
Final Deadline for Entries at Triple Fees: June 1, 2007
Deadline for Classification Changes June 1, 2007

Deadline dates and tripling of charges apply to team events
as well. Entry fee for individuals applying before May 18 for
team event only is $30. The team charge is $70. before May 18
and $210. after.

Here is the link: http://www.usfencing.org/usfa/content/view/1798/100/

J.