A residential real estate sale transaction usually begins at the time a broker obtains an agency contract in the form of a listing from the property owner. In other words, the Listing Agreement functions to pre-authorize a conflict of interest that the realtor plans to create.("Broker") beginning (date). The new RLA does not provide for any buyer's agent compensation to be included. Get the up-to-date VAR Form 420 Independent Contractor Listing Agreement FINAL3. Your Secured Property Tax Bill contains your Assessor's Identification Number (AIN) which you will need to complete the transaction. Please note: San Bernardino County is not able to consider candidates who will require visa sponsorship at the time of application or in the future.