Delaware FORM 48 — Rule 107(h)(2)(B) is a court filing used by a corporation in the state of Delaware to provide notice of a change in the company's registered agent. This form must be completed and filed with the Delaware Secretary of State in order for the change in registered agent to become effective. The form includes the company's name and its current registered agent, as well as the requested name and address of the new registered agent. There are two types of Delaware FORM 48 — Rule 107(h)(2)(B): an initial filing and an amended filing. The initial filing is used when the company is changing its registered agent for the first time. The amended filing is used when the company needs to make a change to the information provided in the initial filing.