The Oaks Racecourse has a strict dress code which race goers must follow . Dress code officers will be on hand to make sure standards are met . The Berkshire venue 's Royal Enclosure has the strictest dress code . For the gentlemen who enter Royal Ascot 's inner sanctum , black or gray morning wear is de rigueur -- shoes , a waistcoat and tie and , of course , a top hat . Ascot racecourse was founded by Queen Anne in 1711 .
The Oaks Racecourse has a strict dress code which race goers must follow . Dress code officers will be on hand to make sure standards are met . The Berkshire venue 's Royal Enclosure has the strictest dress code . Ascot racecourse was founded by Queen Anne in 1711 .