Specifications include, but are not limited to: 6.1 Authorizations and Data Files 6.1.1 Review relevant data files from the DDD, to process payments to IPs, including Member Authorization Files, Independent Provider Files, and Member Rate Files which will be sent to the Contractor at least once a month. 6.2 Payment Processing – Independent Providers 6.2.1 Establish and maintain the accounting and information systems necessary for processing and paying IPs for authorized services. 6.2.2 Ensure that payment is made only for authorized service units and no payment is made for service units beyond the number authorized by DDD. 6.2.3 Ensure the rate per service unit does not exceed the authorized service unit rate for the member. 6.2.4 Upon notice from DDD, stop payments to IPs who are related to the DDD Members if the relative is prohibited from providing that service (e.g., a spouse providing Attendant Care A.A.C.R6-6- 1521). 6.2.5 Have a systematic process and procedures for timesheets and payment schedules to ensure timesheets are submitted, approved, and processed for each service provided by each IP for each DDD Member.