The City of San Bernardino requires contractors performing construction in the city to obtain a Permit Bond. Bond refund requests are made to the RTA using the Refund of rental bond.This form should be completed when the tenancy agreement has ended. Please contact the Appeals Division at 909-384-1888. FileSubmit. Important Considerations. The Refund of rental bond (Form 4) is used to request a rental bond refund from the Residential Tenancies Authority (RTA). The CSU offers more than 4,000 degree programs that align with the state's workforce demands. Once you complete your application, we invite you to provide the name that you prefer us to use if it differs from your legal name. View this video on how to complete and submit a Refund of rental bond (Form 4) in Queensland, Australia. Great, please fill out our interest form below!