The novalidate attribute is added by jquery.validate line 32:// Add novalidate tag if HTML5. this.attr('novalidate', 'novalidate'); If you are using HTML5, then remove the attribute:$("#contactForm").validate(); $("#contactForm").removeAttr("novalidate"); In your web.config, make sure you have: ... Also make sure they are not commented out.

The novalidate attribute is added by jquery.validate line 32:// Add novalidate tag if HTML5. this.attr('novalidate', 'novalidate'); If you are using HTML5, then remove the attribute:$("#contactForm").validate(); $("#contactForm").removeAttr("novalidate"); In your web.config, make sure you have: ... Also make sure they are not commented out.