RAIC Document 6 Unpaid accounts shall bear interest at 2% per annum above the Prime Rate 30 days after the date that the invoice for fees and reimbursable expenses has been rendered by the Architect. (Federal and Provincial statutes and regulations at the Client's and Ar- chitect’s principal places of business, the location of the project and elsewhere may affect the validity of this provision. Specific legal advice should be ob- tained with respect to deletion, modification, or other requirements such as written disclosures or waivers.) No deductions shall be made from amounts payable to the Architect on account of penalty, liquidated damages, or other sums withheld from payments to Contractors, or on account of the cost of ~hanges in the Work other than those for which the Architect is proven to be legally responsible. If the scope of the project or of the Architect’s services is changed materially, the fees shall be equitably adjusted. If and to the extent that the contract time initially established in the Contract for construction is exceeded or extended through no fault of the Architect, fees for any basic services required for such extended period of the contract administration shall be computed as set forth in paragraphs 4.6 and 4.7 for additional services. If the Architect’s services for the schematic design phase, the design development phase, and the construction documents phase have nor been completed within 12 months after the date of this agreement, or for the remaining phases within ___24 __ months after the date of this agreement, through no fault of the Architect, che amounts, rates, and multiples set forth in this article applicable ro the respective phases of service shall be subject to review and adjustment. Hourly rates of fees in paragraphs 4.6 and 4.7 are subject to review and adjustment annually or.as follows: (Flere, insert effective dates or time periods for periodic adjustments in houriy rates or multiples, along with any limitations.) Scheduled rates valid for 12 months from date of Agreement, . The Architect shall maintain, by generally accepted accounting meth- ods, records of reimbursable expenses, expenditures pertaining to the Architect’s additional services and services for which the fee is com- puted as a multiple of direct personnel expense. These records shall be available to the Client at mutually convenient times. 4.16 Accounting Records