USDAA has modified their jump heights starting December 28, 2016. The following are links to the USDAA site:
https://www.usdaa.com/article.cfm?newsID=3387 (new jump heights)
https://www.usdaa.com/article.cfm?newsID=3385 (FAQ part 1)
https://www.usdaa.com/article.cfm?newsID=3386 (FAQ part 2)
https://www.usdaa.com/article.cfm?newsID=3384 (standard course time tables)