RFO
RFO Version Available
The Revolutionary FAR Overhaul has published a revised version of this clause. The RFO version supersedes the eCFR text below for contracts using the RFO model; see the RFO deviation for applicability.
View RFO version52.215-19 Notification of Ownership Changes. As prescribed in 15.408(k), insert the following clause: Notification of Ownership Changes (OCT 1997) (a) The Contractor shall make the following notifications in writing: (1) When the Contractor becomes aware that a change in its ownership has occurred, or is certain to occur, that could result in changes in the valuation of its capitalized assets in the accounting records, the Contractor shall notify the Administrative Contracting Officer (ACO) within 30 days. (2) The Contractor shall also notify the ACO within 30 days whenever changes to asset valuations or any other cost changes have occurred or are certain to occur as a result of a change in ownership. (b) The Contractor shall— (1) Maintain current, accurate, and complete inventory records of assets and their costs; (2) Provide the ACO or designated representative ready access to the records upon request; (3) Ensure that all individual and grouped assets, their capitalized values, accumulated depreciation or amortization, and remaining useful lives are identified accurately before and after each of the Contractor's ownership changes; and (4) Retain and continue to maintain depreciation and amortization schedules based on the asset records maintained before each Contractor ownership change. (c) The Contractor shall include the substance of this clause in all subcontracts under this contract that meet the applicability requirement of FAR 15.408(k). (End of clause) [62 FR 51264, Sept. 30, 1997]
15.408(k)
(k) Notification of Ownership Changes. The contracting officer shall insert the clause at 52.215-19, Notification of Ownership Changes, in solicitations and contracts for which it is contemplated that certified cost or pricing data will be required or for which any preaward or postaward cost determination will be subject to subpart 31.2.
DFARS Supplementary Guidance
215.408
(1) Use the clause at 252.215-7002, Cost Estimating System requirements, in all solicitations and contracts to be awarded on the basis of certified cost or pricing data.
(2) When contracting with the Canadian Commercial Corporation - (i)(A) Use the provision at 252.215-7003, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Canadian Commercial Corporation -
(1) In lieu of 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million; or
(2) In lieu of 252.215-7010, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that does not meet the thresholds specified in paragraph (2)(i)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); and (B) Do not use 252.225-7003 in lieu of 252.215-7010 in competitive acquisitions; and (ii)(A) Use the clause at 252.215-7004, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Modifications - Canadian Commercial Corporation -
(1) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition, from the Canadian Commercial Corporation and resultant contract that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million;
(2) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation and resultant contract that does not meet the thresholds specified in paragraph (2)(ii)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); or (3)(i) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a competitive acquisition that includes FAR 52.215-21, Requirement for Data Other Than Certified Cost or Pricing Data - Modifications, or that meets the thresholds specified in paragraph (2)(ii)(A)(1) of this section.
(ii) The contracting officer shall then select the appropriate clause to include in the contract (52.215-21 only if award is not to the Canadian Commercial Corporation; or 252.215-7004 if award is to the Canadian Commercial Corporation and necessary approval is obtained in accordance with 225.870-4(c)(2)(ii)); and (B) The contracting officer may specify a higher threshold in paragraph (b) of the clause 252.215-7004.
(3) Use the provision at 252.215-7008, Only One Offer, in competitive solicitations that exceed the simplified acquisition threshold, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services.
(4) When the solicitation requires the submission of certified cost or pricing data, the contracting officer should include 252.215-7009, Proposal Adequacy Checklist, in the solicitation to facilitate submission of a thorough, accurate, and complete proposal.
(5) When reasonably certain that the submission of certified cost or pricing data or data other than certified cost or pricing data will be required or when using the provision at 252.215-7008 -
(i) Use the basic or alternate of the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in lieu of the provision at FAR 52.215-20, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in solicitations, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services. (A) Use the basic provision when submission of certified cost or pricing data is required to be in the FAR Table 15-2 format, or if it is anticipated, at the time of solicitation, that the submission of certified cost or pricing data may not be required. (B) Use the alternate I provision to specify a format for certified cost or pricing data other than the format required by FAR Table 15-2;
(ii) Use the provision at 252.215-7011, Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor, when using the basic or alternate of the provision at 252.215-7010 and copies of the proposal are to be sent to the ACO and contract auditor; and
(iii) Use the provision at 252.215-7012, Requirements for Submission of Proposals via Electronic Media, when using the basic or alternate of the provision at 252.215-7010 and submission via electronic media is required.
(6) Use the provision at 252.215-7013, Supplies and Services Provided by Nontraditional Defense Contractors, in all solicitations.
(7) Use the clause at 252.215-7014, Exception from Certified Cost or Pricing Data Requirements for Foreign Military Sales Indirect Offsets, in solicitations and contracts that contain the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, when it is reasonably certain that -
(i) The contract is expected to include costs associated with an indirect offset; and
(ii) The submission of certified cost or pricing data or data other than certified cost or pricing data will be required.
(8) Use the clause at 252.215-7015, Program Should-Cost Review, in all solicitations and contracts for the development or production of a major weapon system, as defined in 234.7001.
(2) When contracting with the Canadian Commercial Corporation - (i)(A) Use the provision at 252.215-7003, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Canadian Commercial Corporation -
(1) In lieu of 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million; or
(2) In lieu of 252.215-7010, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that does not meet the thresholds specified in paragraph (2)(i)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); and (B) Do not use 252.225-7003 in lieu of 252.215-7010 in competitive acquisitions; and (ii)(A) Use the clause at 252.215-7004, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Modifications - Canadian Commercial Corporation -
(1) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition, from the Canadian Commercial Corporation and resultant contract that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million;
(2) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation and resultant contract that does not meet the thresholds specified in paragraph (2)(ii)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); or (3)(i) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a competitive acquisition that includes FAR 52.215-21, Requirement for Data Other Than Certified Cost or Pricing Data - Modifications, or that meets the thresholds specified in paragraph (2)(ii)(A)(1) of this section.
(ii) The contracting officer shall then select the appropriate clause to include in the contract (52.215-21 only if award is not to the Canadian Commercial Corporation; or 252.215-7004 if award is to the Canadian Commercial Corporation and necessary approval is obtained in accordance with 225.870-4(c)(2)(ii)); and (B) The contracting officer may specify a higher threshold in paragraph (b) of the clause 252.215-7004.
(3) Use the provision at 252.215-7008, Only One Offer, in competitive solicitations that exceed the simplified acquisition threshold, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services.
(4) When the solicitation requires the submission of certified cost or pricing data, the contracting officer should include 252.215-7009, Proposal Adequacy Checklist, in the solicitation to facilitate submission of a thorough, accurate, and complete proposal.
(5) When reasonably certain that the submission of certified cost or pricing data or data other than certified cost or pricing data will be required or when using the provision at 252.215-7008 -
(i) Use the basic or alternate of the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in lieu of the provision at FAR 52.215-20, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in solicitations, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services. (A) Use the basic provision when submission of certified cost or pricing data is required to be in the FAR Table 15-2 format, or if it is anticipated, at the time of solicitation, that the submission of certified cost or pricing data may not be required. (B) Use the alternate I provision to specify a format for certified cost or pricing data other than the format required by FAR Table 15-2;
(ii) Use the provision at 252.215-7011, Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor, when using the basic or alternate of the provision at 252.215-7010 and copies of the proposal are to be sent to the ACO and contract auditor; and
(iii) Use the provision at 252.215-7012, Requirements for Submission of Proposals via Electronic Media, when using the basic or alternate of the provision at 252.215-7010 and submission via electronic media is required.
(6) Use the provision at 252.215-7013, Supplies and Services Provided by Nontraditional Defense Contractors, in all solicitations.
(7) Use the clause at 252.215-7014, Exception from Certified Cost or Pricing Data Requirements for Foreign Military Sales Indirect Offsets, in solicitations and contracts that contain the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, when it is reasonably certain that -
(i) The contract is expected to include costs associated with an indirect offset; and
(ii) The submission of certified cost or pricing data or data other than certified cost or pricing data will be required.
(8) Use the clause at 252.215-7015, Program Should-Cost Review, in all solicitations and contracts for the development or production of a major weapon system, as defined in 234.7001.
Prescription data sourced from eCFR as of 2026-06-10 03:16 UTC.
Cross-references within the prescription are not resolved automatically.
Regulatory Stack
The layers of regulation that govern this clause, from the FAR prescription through agency-specific supplements and any active deviations.
RFO
RFO Version
Overhauled clause text
The Revolutionary FAR Overhaul publishes a revised version of this clause. See the RFO Version tab for the controlling authority under the RFO model.
FAR
FAR Prescription
15.408(k)
(k) Notification of Ownership Changes. The contracting officer shall insert the clause at 52.215-19, Notification of Ownership Changes, in solicitations and contracts for which it is contemplated that certified cost or pricing data will be required or for which any preaward or postaward cost determination will be subject to subpart 31.2.
DFARS
DFARS Supplement (eCFR)
215.408
(1) Use the clause at 252.215-7002, Cost Estimating System requirements, in all solicitations and contracts to be awarded on the basis of certified cost or pricing data.
(2) When contracting with the Canadian Commercial Corporation - (i)(A) Use the provision at 252.215-7003, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Canadian Commercial Corporation -
(1) In lieu of 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million; or
(2) In lieu of 252.215-7010, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that does not meet the thresholds specified in paragraph (2)(i)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); and (B) Do not use 252.225-7003 in lieu of 252.215-7010 in competitive acquisitions; and (ii)(A) Use the clause at 252.215-7004, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Modifications - Canadian Commercial Corporation -
(1) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition, from the Canadian Commercial Corporation and resultant contract that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million;
(2) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation and resultant contract that does not meet the thresholds specified in paragraph (2)(ii)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); or (3)(i) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a competitive acquisition that includes FAR 52.215-21, Requirement for Data Other Than Certified Cost or Pricing Data - Modifications, or that meets the thresholds specified in paragraph (2)(ii)(A)(1) of this section.
(ii) The contracting officer shall then select the appropriate clause to include in the contract (52.215-21 only if award is not to the Canadian Commercial Corporation; or 252.215-7004 if award is to the Canadian Commercial Corporation and necessary approval is obtained in accordance with 225.870-4(c)(2)(ii)); and (B) The contracting officer may specify a higher threshold in paragraph (b) of the clause 252.215-7004.
(3) Use the provision at 252.215-7008, Only One Offer, in competitive solicitations that exceed the simplified acquisition threshold, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services.
(4) When the solicitation requires the submission of certified cost or pricing data, the contracting officer should include 252.215-7009, Proposal Adequacy Checklist, in the solicitation to facilitate submission of a thorough, accurate, and complete proposal.
(5) When reasonably certain that the submission of certified cost or pricing data or data other than certified cost or pricing data will be required or when using the provision at 252.215-7008 -
(i) Use the basic or alternate of the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in lieu of the provision at FAR 52.215-20, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in solicitations, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services. (A) Use the basic provision when submission of certified cost or pricing data is required to be in the FAR Table 15-2 format, or if it is anticipated, at the time of solicitation, that the submission of certified cost or pricing data may not be required. (B) Use the alternate I provision to specify a format for certified cost or pricing data other than the format required by FAR Table 15-2;
(ii) Use the provision at 252.215-7011, Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor, when using the basic or alternate of the provision at 252.215-7010 and copies of the proposal are to be sent to the ACO and contract auditor; and
(iii) Use the provision at 252.215-7012, Requirements for Submission of Proposals via Electronic Media, when using the basic or alternate of the provision at 252.215-7010 and submission via electronic media is required.
(6) Use the provision at 252.215-7013, Supplies and Services Provided by Nontraditional Defense Contractors, in all solicitations.
(7) Use the clause at 252.215-7014, Exception from Certified Cost or Pricing Data Requirements for Foreign Military Sales Indirect Offsets, in solicitations and contracts that contain the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, when it is reasonably certain that -
(i) The contract is expected to include costs associated with an indirect offset; and
(ii) The submission of certified cost or pricing data or data other than certified cost or pricing data will be required.
(8) Use the clause at 252.215-7015, Program Should-Cost Review, in all solicitations and contracts for the development or production of a major weapon system, as defined in 234.7001.
(2) When contracting with the Canadian Commercial Corporation - (i)(A) Use the provision at 252.215-7003, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Canadian Commercial Corporation -
(1) In lieu of 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million; or
(2) In lieu of 252.215-7010, in a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation that does not meet the thresholds specified in paragraph (2)(i)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); and (B) Do not use 252.225-7003 in lieu of 252.215-7010 in competitive acquisitions; and (ii)(A) Use the clause at 252.215-7004, Requirement for Submission of Data Other Than Certified Cost or Pricing Data - Modifications - Canadian Commercial Corporation -
(1) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition, from the Canadian Commercial Corporation and resultant contract that is -
(i) Cost-reimbursement, if the contract value is expected to exceed $700,000; or
(ii) Fixed-price, if the contract value is expected to exceed $500 million;
(2) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a sole source acquisition from the Canadian Commercial Corporation and resultant contract that does not meet the thresholds specified in paragraph (2)(ii)(A)(1) of this section, if approval is obtained as required at 225.870-4(c)(2)(ii); or (3)(i) In a solicitation, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services, for a competitive acquisition that includes FAR 52.215-21, Requirement for Data Other Than Certified Cost or Pricing Data - Modifications, or that meets the thresholds specified in paragraph (2)(ii)(A)(1) of this section.
(ii) The contracting officer shall then select the appropriate clause to include in the contract (52.215-21 only if award is not to the Canadian Commercial Corporation; or 252.215-7004 if award is to the Canadian Commercial Corporation and necessary approval is obtained in accordance with 225.870-4(c)(2)(ii)); and (B) The contracting officer may specify a higher threshold in paragraph (b) of the clause 252.215-7004.
(3) Use the provision at 252.215-7008, Only One Offer, in competitive solicitations that exceed the simplified acquisition threshold, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services.
(4) When the solicitation requires the submission of certified cost or pricing data, the contracting officer should include 252.215-7009, Proposal Adequacy Checklist, in the solicitation to facilitate submission of a thorough, accurate, and complete proposal.
(5) When reasonably certain that the submission of certified cost or pricing data or data other than certified cost or pricing data will be required or when using the provision at 252.215-7008 -
(i) Use the basic or alternate of the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in lieu of the provision at FAR 52.215-20, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, in solicitations, including solicitations using FAR part 12 procedures for the acquisition of commercial products and commercial services. (A) Use the basic provision when submission of certified cost or pricing data is required to be in the FAR Table 15-2 format, or if it is anticipated, at the time of solicitation, that the submission of certified cost or pricing data may not be required. (B) Use the alternate I provision to specify a format for certified cost or pricing data other than the format required by FAR Table 15-2;
(ii) Use the provision at 252.215-7011, Requirements for Submission of Proposals to the Administrative Contracting Officer and Contract Auditor, when using the basic or alternate of the provision at 252.215-7010 and copies of the proposal are to be sent to the ACO and contract auditor; and
(iii) Use the provision at 252.215-7012, Requirements for Submission of Proposals via Electronic Media, when using the basic or alternate of the provision at 252.215-7010 and submission via electronic media is required.
(6) Use the provision at 252.215-7013, Supplies and Services Provided by Nontraditional Defense Contractors, in all solicitations.
(7) Use the clause at 252.215-7014, Exception from Certified Cost or Pricing Data Requirements for Foreign Military Sales Indirect Offsets, in solicitations and contracts that contain the provision at 252.215-7010, Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data, when it is reasonably certain that -
(i) The contract is expected to include costs associated with an indirect offset; and
(ii) The submission of certified cost or pricing data or data other than certified cost or pricing data will be required.
(8) Use the clause at 252.215-7015, Program Should-Cost Review, in all solicitations and contracts for the development or production of a major weapon system, as defined in 234.7001.
Version History
Version history is sourced from the codified eCFR. Changes published only as class deviations or by the Revolutionary FAR Overhaul do not appear here until they are incorporated into the eCFR. For RFO-driven changes see the RFO Version tab and any active deviations cited above.
No version history available from eCFR.
RFO Version
Comparison of the codified eCFR text against the Revolutionary FAR Overhaul revision. Highlights show additions (green) and deletions (red, struck through).
Clause Text
Minor revisions. The RFO version has formatting or editorial changes from the eCFR text.
eCFR (codified)
RFO (implemented)
Unchanged
52.215-19 Notification of Ownership Changes.
eCFR (codified)
RFO (implemented)
1 added, 1 removed
As prescribed in 15.408(k), insert the following clause:
As prescribed in 15.110(s), insert the following clause:
2 added, 2 removed
Notification of Ownership Changes (OCT 1997)
Notification of Ownership Changes (Deviation Date)
1 added, 1 removed
(c)
(c) The Contractor shall include the substance of this clause in all subcontracts under this contract that meet the applicability requirement of FAR 15.408(k).
(c)
(c) The Contractor shall include the substance of this clause in all subcontracts under this contract that meet the applicability requirement of FAR 15.110(s).
6 removed
[62 FR 51264, Sept. 30, 1997]
Prescription
Substantive changes. The RFO prescription differs materially from the eCFR prescription.
eCFR (codified)
RFO (implemented)
Unchanged
52.215-19 Notification of Ownership Changes.: Prescription
eCFR (codified)
RFO (implemented)
2 added, 10 removed
(k)
(k) Notification of Ownership Changes. The contracting officer shall insert the clause at 52.215-19, Notification of Ownership Changes, in solicitations and contracts for which it is contemplated that certified cost or pricing data will be required or for which any preaward or postaward cost determination will be subject to subpart 31.2.
(k)
(s) Insert the clause at 52.215-19, Notification of Ownership Changes, in RFPs and contracts for which it is contemplated that certified cost or pricing data will be required or for which any preaward or postaward cost determination will be subject to subpart 31.2.
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