The problem In IE11 the image in the following code is clickable to activate/toggle the input in the label: <label> <input type="checkbox"> some text <img src="http://placeimg.com/100/100/any" alt="some img"> </label> While the image in the this exactly same code but inside of a <form> is not clickable to activate/toggle the input: <form> <label> <input type="checkbox"> some text <img src="http://