Popsugar Fashion Kate Middleton The Royal Dress Code Rules There Are Very Specific Rules When It Comes to Dressing For the Royal Calendar June 25, 2017 by Marcia Moody View On One Page Photo 5 of 22 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Weddings — Mainly Summer Women: The rules are slightly more relaxed on the "daytime formal" dress code. Fascinators are OK, as are shorter hemlines. Men: It's still very formal for the fellas, though, with a morning suit dress code. Previous Next Start Slideshow The RoyalsKate MiddletonThe British Royals