Answer For taking HTML as input in the ASP.NET MVC Form, you need to be careful about the possible misuse of the input opportunity that user gets. When you allow open HTML, the standard framework does not apply input validation techniques, and as such you need to carry out validations yourself. There may be chances of cross-site scripting or any other malicious code being inducted into the program. So if you really want HTML as input, you need to carry out following steps apart from extra validation.

In the model, include required library: -