Whoever serves the papers needs to fill out a Proof of Service. You will then need to file the Proof of Service.Some of the following forms are available in PDF and Word. Some of the PDF forms can be easily filled out and printed. Discovery requests (interrogatories, requests for production, or requests for admission) and responses are not filed with the court at the time they are served. Form Interrogatories are a list of questions on a court form. Discovery allowed under this rule may include interrogatories, requests for production of documents, depositions, and medical examinations. Salt Lake County Commission.