anonymous wrote : I wanted Seam to pick up "required=true" based on whether the annotation for my entity was @NotNull so quite interested in this too as I seem to be writing this markup quite often. That's an altogether harder problem (as it involves inspecting the target of the JSF components's value attribute). But for an example of what Lawrie is after look at UIValidateAll View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4022815#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...