As a Noun: 1. An ACCESS REQUEST FORM (ARF) is a form people fill out that helps NDIA identify if a person is eligible to become a participant. Note: 1. The signer in the small videos is giving Auslan explanations of the English phrase “access request form” which is a standard expression for a type of form connected to the National Disability Insurance Scheme (NDIS), or the administration of the scheme by the National Disability Insurance Authority (NDIA)