Rule 4005 requires the inquiring party to leave sufficient space after each interrogatory for insertion of the answer. A party may serve on any other party no more than 25 written interrogatories, including all discrete subparts.Eighth, the scope of requests for admissions and interrogatories to parties is enlarged. Generally, a party must serve answers and any objections to interrogatories within thirty (30) days of being served with the interrogatories. A party serving interrogatories must serve the party to whom the interrogatories are directed with the original and two (2) copies of the interrogatories. Pa. Download, edit, autofill multiple forms at once in MS Word using our Forms Workflow Ribbon. A party serving interrogatories must serve the party to whom the interrogatories are directed with the original and two (2) copies of the interrogatories. Pa. And often times the information in the interrogatories are vital to resolving the case. Largest forms database in the USA with more than 80,000 federal, state and agency forms. Defendants Interrogatories Addressed To Plaintiff (Motor Vehicle Liability Cases) Form.