Such statements shall be submitted monthly and shall cover services performed during the preceding month.

G. Availability of Records

1. Books and Records:
2. During the period of this Contract and for three years thereafter, the Consultant shall keep any and all information, materials, and data of every kind and character including without limitation records, books, papers, and documents in accordance with generally accepted accounting principles that may in the Authority's judgment pertain to any matters or obligations covered by the Contract. Such records shall also include, but not be limited to those records necessary to evaluate and verify direct and indirect costs (including overhead allocations). Such records shall include (hard copy, as well as computer readable data if it can be made available), written policies and procedures, time sheets, payroll registers, cancelled checks, original estimates, estimating work sheets, correspondence, change order file, back charge logs and supporting documentation, general ledger entries detailing cash and trade discounts earned, insurance rebates and dividends to the extent necessary to adequately permit evaluation and verification of:
3. a)Consultant's compliance with Contract Requirements, and
4. b)Compliance with provisions for pricing change orders, invoices or claims submitted by the Consultant or any of its payees.

The Consultant shall require all payees (i.e. subconsultants/suppliers) to comply with the provisions of this article by insertion of the requirements in any Contract between the Consultant and the payee; such requirements to include flow-down right of the audit provision to all payees.

2) Access to Records and Reports:

The Consultant shall provide, at its sole cost and expense the books of account and records requested by the Authority for audit within sixty (60) calendar days of receiving a written request. If the books of account and records are kept at locations other than the Airport, the Consultant shall arrange for them to be brought to a location convenient to the auditors for the Authority, or the Consultant may at its option transport the Authority audit team to the Consultant's headquarters for purposes of undertaking said audit. In such event, the Consultant shall pay reasonable costs of transportation, food and lodging for the Authority's audit team. There may be no limitation in the scope of the examination that would hinder the Authority or its authorized representative in testing the accuracy of the claims submitted.

An audit report will be issued by the Authority or its representative and made available to the Consultant. Consultant shall have thirty (30) calendar days to comment in writing on the audit report. Failure of Consultant to submit written comments shall constitute acceptance of the audit report as issued.

Any adjustments and/or payment which must be made as a result of any such audit or inspections of the Consultant's invoices and/or records shall be made within a reasonable amount of time (not to exceed 90 days) from presentation of the Authority's findings to the Consultant.

If an audit inspection or examination in accordance with this article, discloses overpricing or overcharges (of any nature) by the Consultant to the Authority in excess