If you ask for a certificate in your dream, it can mean that you don’t trust someone in waking life.
A birth certificate in a dream can symbolize new life or the beginning of something new in your life. It can also represent creativity.
If you dream of a medical certificate, it can be a sign that you should have your health checked in your waking life.
A death certificate in a dream can reflect waking life thoughts or concerns about death, or it can symbolize a need to make a change in your life.