FAR 52.243-5 Changes and Changed Conditions. Basic (Apr 1984)

As prescribed in 43.205(e), the contracting officer shall insert the clause at 52.243-5, Changes and Changed Conditions, in solicitations and contracts for construction, when the contract amount is not expected to exceed the simplified acquisition threshold.

Changes and Changed Conditions (Apr 1984)

(a) The Contracting Officer may, in writing, order changes in the drawings and specifications within the general scope of the contract.

(b) The Contractor shall promptly notify the Contracting Officer, in writing, of subsurface or latent physical conditions differing materially from those indicated in this contract or unknown unusual physical conditions at the site before proceeding with the work.

(c) If changes under paragraph (a) or conditions under paragraph (b) increase or decrease the cost of, or time required for performing the work, the Contracting Officer shall make an equitable adjustment (see paragraph (d)) upon submittal of a “proposal for adjustment” (hereafter referred to as proposal) by the Contractor before final payment under the contract.

(d) The Contracting Officer shall not make an equitable adjustment under paragraph (b) unless—

    (1) The Contractor has submitted and the Contracting Officer has received the required written notice; or

    (2) The Contracting Officer waives the requirement for the written notice.

(e) Failure to agree to any adjustment shall be a dispute under the Disputes clause.

(End of clause)

NONE

Prime’s Interest;
Services ✖ Supplies ✖ Construction ✔ Architect-Eng ✖ 

52.215-21 Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data—Modifications.

52.216-16 Incentive Price Revision—Firm Target.

52.216-2 Economic Price Adjustment—Standard Supplies.

52.216-3 Economic Price Adjustment—Semistandard Supplies.

52.216-4 Economic Price Adjustment—Labor and Material.

52.216-5 Price Redetermination—Prospective.

52.216-6 Price Redetermination—Retroactive.

52.222-30 Construction Wage Rate Requirements—Price Adjustment (None or Separately Specified Method).

52.222-31 Construction Wage Rate Requirements—Price Adjustment (Percentage Method).

52.222-32 Construction Wage Rate Requirements—Price Adjustment (Actual Method).

52.222-43 Fair Labor Standards Act and Service Contract Labor Standards—Price Adjustment (Multiple Year and Option Contracts).

52.222-44 Fair Labor Standards Act and Service Contract Labor Standards—Price Adjustment.

52.222-55 Minimum Wages Under Executive Order 13658.

52.229-4 Federal, State, and Local Taxes (State and Local Adjustments).

52.229-6 Taxes—Foreign Fixed-Price Contracts.

52.232-29 Terms for Financing of Purchases of Commercial Items.

52.232-31 Invitation to Propose Financing Terms.

52.233-3 Protest after Award.

52.236-2 Differing Site Conditions.

52.242-14 Suspension of Work.

52.242-15 Stop-Work Order.

52.243-1 Changes—Fixed-Price.

52.243-2 Changes—Cost-Reimbursement.

52.243-3 Changes—Time-and-Materials or Labor-Hours.

52.243-4 Changes.

52.243-7 Notification of Changes.

52.250-5 SAFETY Act—Equitable Adjustment.

252.216-7000 Economic Price Adjustment—Basic Steel, Aluminum, Brass, Bronze, or Copper Mill Products.

252.216-7001 Economic Price Adjustment–Nonstandard Steel Items.

252.216-7003 Economic Price Adjustment—Wage Rates or Material Prices Controlled by a Foreign Government.

252.216-7007 Economic Price Adjustment—Basic Steel, Aluminum, Brass, Bronze, or Copper Mill Products—Representation.

252.216-7008 Economic Price Adjustment—Wage Rates or Material Prices Controlled by a Foreign Government—Representation.

252.217-7003 Changes.

252.217-7027 Contract Definitization.

252.227-7002 Readjustment of Payments.

252.232-7000 Advance Payment Pool.

252.232-7012 Performance-Based Payments–Whole-Contract Basis.

252.236-7003 Payment for Mobilization and Preparatory Work.

252.236-7004 Payment for Mobilization and Demobilization.

252.237-7023 Continuation of Essential Contractor Services .

252.239-7004 Orders for Facilities and Services.

252.241-7000 Superseding Contract.

252.243-7001 Pricing of Contract Modifications.

252.243-7002 Requests for Equitable Adjustment.

252.247-7000 Hardship Conditions.

252.247-7002 Revision of Prices.

252.249-7000 Special Termination Costs.

252.215-7015 Program Should-Cost Review.

1852.215-79 Price Adjustment for "Make-or-Buy" Changes.

1852.242-72 Denied Access to NASA Facilities

1852.243-72 Equitable Adjustments.

5252.211-9503 LEVEL OF EFFORT (COST REIMBURSEMENT) (NAVAIR)(DEC 2012)

5252.242-9515 RESTRICTION ON THE DIRECT CHARGING OF MATERIAL (VARIATION)

5252.243-9505 ENGINEERING CHANGES (NAVAIR)

5252.227-9505 TECHNICAL DATA AND COMPUTER SOFTWARE IDENTIFICATION IN ENGINEERING CHANGE PROPOSALS (ECPs) (NAVAIR)

5252.216-9200 Payment of Fixed Fee (Completion Type)

5252.216-9201 Payment of Fixed Fee Based on Staff-hours (Term Type)

5252.216-9205 Fee Determination and Payment (Indefinite Delivery Type Contracts)

5252.217-9201 Contract Maximum Amount

3052.216-70 Evaluation of offers subject to an economic price adjustment clause.

3052.216-71 Determination of award fee.

3052.231-70 Precontract costs.

5152.237-9000 Adjustments to Contractor’s Coefficient for Option Years (Job Order Contracts).

552.215-72 Price Adjustment—Failure to Provide Accurate Information.

552.216-70 Economic Price Adjustment—FSS Multiple Award Schedule Contracts.

552.216-71 Economic Price Adjustment—Special Order Program Contracts.

552.243-71 Equitable Adjustments.

552.246-70 Source Inspection by Quality Approved Manufacturer.

552.246-77 Additional Contract Warranty Provisions for Supplies of a Noncomplex Nature.

652.216-71 Price Adjustment.

652.237-70 Compensatory Time Off.

652.237-72 Observance of Legal Holidays and Administrative Leave.

952.204-76 Conditional payment of fee or profit—safeguarding restricted data and other classified information.

952.208-70 Printing.

952.216-7 Allowable cost and payment.

952.216-15 Predetermined indirect cost rates.

952.223-76 Conditional payment of fee or profit—safeguarding restricted data and other classified information and protection of worker safety and health.

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