Courier services solicitation Amendment 2.docx

5th July, 2012

To: Prospective Quoters

Subject: Request for Quotations number S-KE50012R0003

Enclosed is a Request for Quotations (RFP) for official courier services. If you would like to submit a quotation, follow the instructions in Section 3 of the solicitation, complete the required portions of the attached document, and submit it to the address shown on the Standard Form 1449 that follows this letter.

The U.S. Government intends to award a contract/purchase order to the responsible company submitting an acceptable quotation at the lowest price. We intend to award a contract/purchase order based on initial quotations, without holding discussions, although we may hold discussions with companies in the competitive range if there is a need to do so.

Your proposal must be submitted in two separate sealed envelopes on or 6thAugust, 2012 at 4.00pm marked as follows:-

1. S-KE50012R0003, PRICE PROPOSAL (Must have the Company Letter Head or Company Stamp/Seal including your quotation Reference Number).

2. S-KE50012R0003, TECHNICAL QUALIFICATION Proposal (Must not have your Letter Head or Company Stamp/Seal i.e. should be on plain paper). Your quotation Reference Number is required on this which matches the price proposal number.

3. MUST ONLY BE OPENED BY THE CONTRACTING OFFICER

To the Contracting Officer, Mike Davids, American Embassy, United Nations Avenue, P.O. Box 606 Village Market, 00621, Nairobi, Kenya.

Oral quotations will not be accepted.

Sincerely,

Enclosure

TABLE OF CONTENTS

Section 1 - The Schedule

· SF 1449 cover sheet

· Continuation To SF-1449, RFP Number S-KE50012R0003, Prices, Block 23

· Continuation To SF-1449, RFP Number , Schedule Of Supplies/Services, Block 20 Description/Specifications/Work Statement

· Attachment 1 to Description/Specifications/Performance Work Statement, Government Furnished Property

Section 2 - Contract Clauses

· Contract Clauses

· Addendum to Contract Clauses - FAR and DOSAR Clauses not Prescribed in Part 12

Section 3 - Solicitation Provisions

· Solicitation Provisions

· Addendum to Solicitation Provisions - FAR and DOSAR Provisions not Prescribed in Part 12

Section 4 - Evaluation Factors

· Evaluation Factors

· Addendum to Evaluation Factors - FAR and DOSAR Provisions not Prescribed in Part 12

Section 5 - Representations and Certifications

· Offeror Representations and Certifications

· Addendum to Offeror Representations and Certifications - FAR and DOSAR Provisions not Prescribed in Part 12

SECTION 1 - THE SCHEDULE

CONTINUATION TO SF-1449

RFP NUMBER S-KE50012R0003

PRICES, BLOCK 23

I. PERFORMANCE WORK STATEMENT

1. The purpose of this firm fixed price contract is to for unclassified diplomatic pouches, crates and other packages including delivery of envelopes in accordance with Attachment A.

1. The contract will be for a one-year period from the date of the contract award, with four one-year options.

Pricing:

The contractor shall offer delivery charges per rates appended per the pricing tables in 1.1 through 1.5 and as below:

1). Delivery of pouches from the US Embassy, Nairobi to Washington DC.

2). Delivery of pouches from designated airline dock in Jomo Kenyatta International airport to the US Embassy, Nairobi.

3). Discounted rates for international and local delivery of envelopes and packages per the pricing tables.

4). The Contractor shall not charge any additional costs or charges at origin or destination.

1.1 Base Period Prices - Option Term: Twelve (12) Months

* Typically two pouch deliveries per week, 52 weeks per year. Each delivery could have multiple pouch bags, but. The total weight of each pouch delivery will not exceed 400 kilograms.

**Typically 1 delivery per day for envelopes to North America, twice a week in Africa and Europe and once a month for South America, Asia, Australia and Middle East. For parcels twice a week for North America and one a month for South America, Africa, Europe, Asia, Australia and Middle East. We are giving prospective vendors an option to quote other countries not mentioned above, but the above countries prices have to be given.

Total estimated cost for base year …………………………… This estimated amount is based on total estimated Government requirements. This means that if more than one award is made, the estimated amount of work awarded under task order (s) to any single contractor will be less than the total amount shown.

1.2 FIRST OPTION YEAR PRICES- Option Term: Twelve (12) Months

* Typically two pouch deliveries per week, 52 weeks per year. Each delivery could have multiple pouch bags, but the total weight of each pouch delivery will not exceed 400 kilograms.

**Typically 1 delivery per day for envelopes to North America, twice a week in Africa and Europe and once a month for South America, Asia, Australia and Middle East. For parcels twice a week for North America and one a month for South America, Africa, Europe, Asia, Australia and Middle East. We are giving prospective vendors an option to quote other countries not mentioned above, but the above countries prices have to be given.

Total estimated cost for 1st option year …………………………… This estimated amount is based on total estimated Government requirements. This means that if more than one award is made, the estimated amount of work awarded under task order (s) to any single contractor will be less than the total amount shown.

1.3 SECOND OPTION YEAR PRICES- Option Term: Twelve (12) Months

* Typically two pouch deliveries per week, 52 weeks per year. Each delivery could have multiple pouch bags, but the total weight of each pouch delivery will not exceed 400 kilograms.

**Typically 1 delivery per day for envelopes to North America, twice a week in Africa and Europe and once a month for South America, Asia, Australia and Middle East. For parcels twice a week for North America and one a month for South America, Africa, Europe, Asia, Australia and Middle East. We are giving prospective vendors an option to quote other countries not mentioned above, but the above countries prices have to be given.

Total estimated cost for 2nd option year …………………………… This estimated amount is based on total estimated Government requirements. This means that if more than one award is made, the estimated amount of work awarded under task order (s) to any single contractor will be less than the total amount shown.

1.4 THIRD OPTION YEAR PRICES- Option Term: Twelve (12) Months

**Typically 1 delivery per day for envelopes to North America, twice a week in Africa and Europe and once a month for South America, Asia, Australia and Middle East. For parcels twice a week for North America and one a month for South America, Africa, Europe, Asia, Australia and Middle East. We are giving prospective vendors an option to quote other countries not mentioned above, but the above countries prices have to be given.

Total estimated cost for 3rd option year …………………………… This estimated amount is based on total estimated Government requirements. This means that if more than one award is made, the estimated amount of work awarded under task order (s) to any single contractor will be less than the total amount shown.

1.5 FOURTH OPTION YEAR PRICES- Option Term: Twelve (12) Months

* Typically two pouch deliveries per week, 52 weeks per year. Each delivery could have multiple pouch bags, but the total weight of each pouch delivery will not exceed 400 kilograms.

**Typically 1 delivery per day for envelopes to North America, twice a week in Africa and Europe and once a month for South America, Asia, Australia and Middle East. For parcels twice a week for North America and one a month for South America, Africa, Europe, Asia, Australia and Middle East. We are giving prospective vendors an option to quote other countries not mentioned above, but the above countries prices have to be given.

Total estimated cost for 4th and final option year …………………………… This estimated amount is based on total estimated Government requirements. This means that if more than one award is made, the estimated amount of work awarded under task order (s) to any single contractor will be less than the total amount shown.

MINIMUM AND MAXIMUM AMOUNTS

During each contract term the Government shall order a minimum of 15,000 kilos of deliveries but shall not exceed 130,000 kilos deliveries per annual contract term.

II. PRICING

The above prices are exempt of Value Added Taxes.

The Contractor warrants the prices for pouching services set forth herein do not exceed those charged by the Contractors to any other customer for the same kind of services or comparable circumstances.

CONTINUATION TO SF-1449, RFP NUMBER S-KE50012R0003

SCHEDULE OF SUPPLIES/SERVICES, BLOCK 20

DESCRIPTION/SPECIFICATIONS/WORK STATEMENT

1. The contractor shall provide all personnel, equipment, tools, materials, supervision, and other items and services necessary to perform Commercial Courier Services to delivery diplomatic pouches as described in Section I. for US Mission in Nairobi.

0. Area of performance. The contractor will provide courier service between the specified pickup and delivery points below as per the delivery schedule below;-

0. Pick up diplomatic pouches at US Embassy Nairobi, Mailroom – UN Avenue Gigiri an average of twice a week and deliver to Washington DC. Weight of expected diplomatic pouches is 400 kilos per pickup, 52 weeks per year.

0. Retrieval of the delivered diplomatic pouches form the Cargo Terminal at Jomo Kenyatta International Airport and deliver to the US Embassy, Nairobi within 24 hours or the next business day whichever is earlier. The contractor shall be given advance notification by email giving total number of bags, commercial air way bill; showing the flight details and total weight of expected pouches.

0. On a daily basis come to the US Embassy at 15.30 hours to pick up regular international and local envelopes, documents and delivery packages packed in the contractor’s shipping container when called upon to do so. Estimated use per year: 5 packages, 3-4 envelopes per day.

1.2 Freight (Items). The US Government diplomatic pouches

1.3 Pick-up and delivery schedule

1.3.1 When the Contractor picks up the items from the specified locations, the Contractor shall deliver the items to the final destination within 24 hours or the next business day whichever is earlier, except when acts of God are present. The Contractor shall notify the US Embassy, Nairobi in advance when delays are caused by such factors as mechanical problems, inclement weather and traffic delays will result in deliveries reaching their destination after pick-up hours mentioned in paragraph 1.3.3

1.3.2. The Contractor shall pick up and deliver items at the American Embassy, Nairobi as specified in 1.1.1 to 1.1.4 above. In the event that the Contractor is unable to gain access to US Embassy, Nairobi he should notify the COR of the circumstances. The Contractor will coordinate pick-up of deliveries at the gate with COR.

1.3.3. The Contractor shall perform services Monday through Friday (timings 8.00 am to 15.30pm but, Friday 8.00am to 11.30am), except U.S. Government and Kenya Government legal holidays. The availability of buildings for delivery and pick-up is 0800 through 1600 hours. (See Addendum to contract clauses 652.237.72 for a list of U.S. Government and Kenya Government legal holidays)

1.3.4The Contractor shall track and trace each shipment and provide proof of delivery. A copy of delivery tickets and the Contractor’s monthly invoices shall be sent to the US Embassy Nairobi, Financial Management Center.

1.4. Costs of Operation. All costs of operation under this contract shall be borne by the Contractor, including, but not limited to tolls, licenses, costs of overtime or any other costs to run this contract. The Contractor shall not charge any additional costs or charges at origin or destination

1.5. Safety and Environmental Precautions. The Contractor shall comply with applicable industry standards and practices for safety to perform the services in the contract. The Contractor’s personnel shall take all reasonable steps and precautions to prevent accidents during the performance. The Contractor shall also comply with applicable environmental precautions. The Contractor shall control and provide confidentiality and security for all shipments transported.

1.6 The Contractor shall provide quality service report on quarterly basis. This report will describe the level of acceptable level of service required for each requirement and will include pick-up and delivery services within designated time frame, refer to 1.3.1 above.

1.7 The Contractor provides monthly summarized billing by the 20th, of every month.

1.8 The Contractor shall provide pre-printed airway bills, packaging material and any other material that may be required for shipping out items.

SECTION 2

CONTRACT CLAUSES

FAR 52.212-4 CONTRACT TERMS AND CONDITIONS – COMMERICAL ITEMS (FEB 2012), is incorporated by reference. (See SF-1449, block 27a).

52.212-5 Contract Terms and Conditions Required to Implement Statutes or Executive Orders—Commercial Items (May 2012)

(a) The Contractor shall comply with the following Federal Acquisition Regulation (FAR) clauses, which are incorporated in this contract by reference, to implement provisions of law or Executive orders applicable to acquisitions of commercial items:

(1) 52.222-50, Combating Trafficking in Persons (Feb 2009) (22 U.S.C. 7104(g)).

___Alternate I (Aug 2007) of 52.222-50 (22 U.S.C. 7104(g)).

(2) 52.233-3, Protest After Award (AUG 1996) (31 U.S.C. 3553).

(3) 52.233-4, Applicable Law for Breach of Contract Claim (OCT 2004) (Pub. L. 108-77, 108-78).

(b) The Contractor shall comply with the FAR clauses in this paragraph (b) that the Contracting Officer has indicated as being incorporated in this contract by reference to implement provisions of law or Executive orders applicable to acquisitions of commercial items:

_x_ (1) 52.203-6, Restrictions on Subcontractor Sales to the Government (Sept 2006), with Alternate I (Oct 1995) (41 U.S.C. 253g and 10 U.S.C. 2402).

_x_ (2) 52.203-13, Contractor Code of Business Ethics and Conduct (Apr 2010) (Pub. L. 110-252, Title VI, Chapter 1 (41 U.S.C. 251 note)).

__ (3) 52.203-15, Whistleblower Protections under the American Recovery and Reinvestment Act of 2009 (June 2010) (Section 1553 of Pub. L. 111-5). (Applies to contracts funded by the American Recovery and Reinvestment Act of 2009.)

_x_ (4) 52.204-10, Reporting Executive Compensation and First-Tier Subcontract Awards (Feb 2012) (Pub. L. 109-282) (31 U.S.C. 6101 note).

__ (5) 52.204-11, American Recovery and Reinvestment Act—Reporting Requirements (Jul 2010) (Pub. L. 111-5).

__ (6) 52.209-6, Protecting the Government’s Interest When Subcontracting with Contractors Debarred, Suspended, or Proposed for Debarment. (Dec 2010) (31 U.S.C. 6101 note).

_x_ (7) 52.209-9, Updates of Publicly Available Information Regarding Responsibility Matters (Feb 2012) (41 U.S.C. 2313).

__ (8) 52.209-10, Prohibition on Contracting with Inverted Domestic Corporations (May 2012) (section 738 of Division C of Pub. L. 112-74, section 740 of Division C of Pub. L. 111-117, section 743 of Division D of Pub. L. 111-8, and section 745 of Division D of Pub. L. 110-161).

__ (9) 52.219-3, Notice of HUBZone Set-Aside or Sole-Source Award (Nov 2011) (15 U.S.C. 657a).

__ (10) 52.219-4, Notice of Price Evaluation Preference for HUBZone Small Business Concerns (JAN 2011) (if the offeror elects to waive the preference, it shall so indicate in its offer) (15 U.S.C. 657a).

__ (11) [Reserved] __ (12)(i) 52.219-6, Notice of Total Small Business Set-Aside (Nov 2011) (15 U.S.C. 644).

__ (ii) Alternate I (Nov 2011).

__ (iii) Alternate II (Nov 2011).

__ (13)(i) 52.219-7, Notice of Partial Small Business Set-Aside (June 2003) (15 U.S.C. 644).

__ (ii) Alternate I (Oct 1995) of 52.219-7.

__ (iii) Alternate II (Mar 2004) of 52.219-7.

__ (14) 52.219-8, Utilization of Small Business Concerns (Jan 2011) (15 U.S.C. 637(d)(2) and (3)).

__ (15)(i) 52.219-9, Small Business Subcontracting Plan (Jan 2011) (15 U.S.C. 637(d)(4)).

__ (ii) Alternate I (Oct 2001) of 52.219-9.

__ (iii) Alternate II (Oct 2001) of 52.219-9.

__ (iv) Alternate III (Jul 2010) of 52.219-9.

__ (16) 52.219-13, Notice of Set-Aside of Orders (Nov 2011)(15 U.S.C. 644(r)).

__ (17) 52.219-14, Limitations on Subcontracting (Nov 2011) (15 U.S.C. 637(a)(14)).

__ (18) 52.219-16, Liquidated Damages—Subcon-tracting Plan (Jan 1999) (15 U.S.C. 637(d)(4)(F)(i)).

__ (19)(i) 52.219-23, Notice of Price Evaluation Adjustment for Small Disadvantaged Business Concerns (OCT 2008) (10 U.S.C. 2323) (if the offeror elects to waive the adjustment, it shall so indicate in its offer).

__ (ii) Alternate I (June 2003) of 52.219-23.

__ (20) 52.219-25, Small Disadvantaged Business Participation Program—Disadvantaged Status and Reporting (Dec 2010) (Pub. L. 103-355, section 7102, and 10 U.S.C. 2323).

__ (21) 52.219-26, Small Disadvantaged Business Participation Program— Incentive Subcontracting (Oct 2000) (Pub. L. 103-355, section 7102, and 10 U.S.C. 2323).

__ (22) 52.219-27, Notice of Service-Disabled Veteran-Owned Small Business Set-Aside (Nov 2011) (15 U.S.C. 657 f).

__ (23) 52.219-28, Post Award Small Business Program Rerepresentation (Apr 2012) (15 U.S.C. 632(a)(2)).

__ (24) 52.219-29, Notice of Set-Aside for Economically Disadvantaged Women-Owned Small Business (EDWOSB) Concerns (Apr 2012) (15 U.S.C. 637(m)).

__ (25) 52.219-30, Notice of Set-Aside for Women-Owned Small Business (WOSB) Concerns Eligible Under the WOSB Program (Apr 2012) (15 U.S.C. 637(m)).

__ (26) 52.222-3, Convict Labor (June 2003) (E.O. 11755).

_x_ (27) 52.222-19, Child Labor—Cooperation with Authorities and Remedies (Mar 2012) (E.O. 13126).

__ (28) 52.222-21, Prohibition of Segregated Facilities (Feb 1999).

__ (29) 52.222-26, Equal Opportunity (Mar 2007) (E.O. 11246).

__ (30) 52.222-35, Equal Opportunity for Veterans (Sep 2010)(38 U.S.C. 4212).

__ (31) 52.222-36, Affirmative Action for Workers with Disabilities (Oct 2010) (29 U.S.C. 793).

_x_ (32) 52.222-37, Employment Reports on Veterans (SEP 2010) (38 U.S.C. 4212).

_x_ (33) 52.222-40, Notification of Employee Rights Under the National Labor Relations Act (Dec 2010) (E.O. 13496).

__ (34) 52.222-54, Employment Eligibility Verification (JAN 2009). (Executive Order 12989). (Not applicable to the acquisition of commercially available off-the-shelf items or certain other types of commercial items as prescribed in 22.1803.)

_x_ (35)(i) 52.223-9, Estimate of Percentage of Recovered Material Content for EPA–Designated Items (May 2008) (42 U.S.C. 6962(c)(3)(A)(ii)). (Not applicable to the acquisition of commercially available off-the-shelf items.)

_x_ (ii) Alternate I (May 2008) of 52.223-9 (42 U.S.C. 6962(i)(2)(C)). (Not applicable to the acquisition of commercially available off-the-shelf items.)

_x_ (36) 52.223-15, Energy Efficiency in Energy-Consuming Products (DEC 2007) (42 U.S.C. 8259b).

__ (37)(i) 52.223-16, IEEE 1680 Standard for the Environmental Assessment of Personal Computer Products (DEC 2007) (E.O. 13423).

__ (ii) Alternate I (DEC 2007) of 52.223-16.

_x_ (38) 52.223-18, Encouraging Contractor Policies to Ban Text Messaging While Driving (AUG 2011) (E.O. 13513).

__ (39) 52.225-1, Buy American Act—Supplies (Feb 2009) (41 U.S.C. 10a-10d).

__ (40)(i) 52.225-3, Buy American Act—Free Trade Agreements—Israeli Trade Act (May 2012) (41 U.S.C. chapter 83, 19 U.S.C. 3301 note, 19 U.S.C. 2112 note, 19 U.S.C. 3805 note, 19 U.S.C. 4001 note, Pub. L. 103-182, 108-77, 108-78, 108-286, 108-302, 109-53, 109-169, 109-283, 110-138, 112-41, and 112-42).

__ (ii) Alternate I (Mar 2012) of 52.225-3.

__ (iii) Alternate II (Mar 2012) of 52.225-3.

__ (iv) Alternate III (Mar 2012) of 52.225-3.

_x_ (41) 52.225-5, Trade Agreements (MAY 2012) (19 U.S.C. 2501, et seq., 19 U.S.C. 3301 note).

_x_ (42) 52.225-13, Restrictions on Certain Foreign Purchases (June 2008) (E.O.’s, proclamations, and statutes administered by the Office of Foreign Assets Control of the Department of the Treasury).

__ (43) 52.226-4, Notice of Disaster or Emergency Area Set-Aside (Nov 2007) (42 U.S.C. 5150).

__ (44) 52.226-5, Restrictions on Subcontracting Outside Disaster or Emergency Area (Nov 2007) (42 U.S.C. 5150).

_x_ (45) 52.232-29, Terms for Financing of Purchases of Commercial Items (Feb 2002) (41 U.S.C. 255(f), 10 U.S.C. 2307(f)).

__ (46) 52.232-30, Installment Payments for Commercial Items (Oct 1995) (41 U.S.C. 255(f), 10 U.S.C. 2307(f)).

__ (47) 52.232-33, Payment by Electronic Funds Transfer—Central Contractor Registration (Oct 2003) (31 U.S.C. 3332).

_x_ (48) 52.232-34, Payment by Electronic Funds Transfer—Other than Central Contractor Registration (May 1999) (31 U.S.C. 3332).

__ (49) 52.232-36, Payment by Third Party (Feb 2010) (31 U.S.C. 3332).

__ (50) 52.239-1, Privacy or Security Safeguards (Aug 1996) (5 U.S.C. 552a).

__ (51)(i) 52.247-64, Preference for Privately Owned U.S.-Flag Commercial Vessels (Feb 2006) (46 U.S.C. Appx. 1241(b) and 10 U.S.C. 2631).

__ (ii) Alternate I (Apr 2003) of 52.247-64.

(c) The Contractor shall comply with the FAR clauses in this paragraph (c), applicable to commercial services, that the Contracting Officer has indicated as being incorporated in this contract by reference to implement provisions of law or Executive orders applicable to acquisitions of commercial items:

__ (1) 52.222-41, Service Contract Act of 1965 (Nov 2007) (41 U.S.C. 351, et seq.).

__ (2) 52.222-42, Statement of Equivalent Rates for Federal Hires (May 1989) (29 U.S.C. 206 and 41 U.S.C. 351, et seq.).

__ (3) 52.222-43, Fair Labor Standards Act and Service Contract Act—Price Adjustment (Multiple Year and Option Contracts) (Sep 2009) (29 U.S.C. 206 and 41 U.S.C. 351, et seq.).

__ (4) 52.222-44, Fair Labor Standards Act and Service Contract Act—Price Adjustment (Sep 2009) (29 U.S.C. 206 and 41 U.S.C. 351, et seq.).

__ (5) 52.222-51, Exemption from Application of the Service Contract Act to Contracts for Maintenance, Calibration, or Repair of Certain Equipment—Requirements (Nov 2007) (41 351, et seq.).

__ (6) 52.222-53, Exemption from Application of the Service Contract Act to Contracts for Certain Services—Requirements (Feb 2009) (41 U.S.C. 351, et seq.).

__ (7) 52.226-6, Promoting Excess Food Donation to Nonprofit Organizations (Mar 2009) (Pub. L. 110-247).

__ (8) 52.237-11, Accepting and Dispensing of $1 Coin (Sept 2008) (31 U.S.C. 5112(p)(1)).

(d) Comptroller General Examination of Record. The Contractor shall comply with the provisions of this paragraph (d) if this contract was awarded using other than sealed bid, is in excess of the simplified acquisition threshold, and does not contain the clause at 52.215-2, Audit and Records—Negotiation.

(1) The Comptroller General of the United States, or an authorized representative of the Comptroller General, shall have access to and right to examine any of the Contractor’s directly pertinent records involving transactions related to this contract.

(2) The Contractor shall make available at its offices at all reasonable times the records, materials, and other evidence for examination, audit, or reproduction, until 3 years after final payment under this contract or for any shorter period specified in FAR Subpart 4.7, Contractor Records Retention, of the other clauses of this contract. If this contract is completely or partially terminated, the records relating to the work terminated shall be made available for 3 years after any resulting final termination settlement. Records relating to appeals under the disputes clause or to litigation or the settlement of claims arising under or relating to this contract shall be made available until such appeals, litigation, or claims are finally resolved.

(3) As used in this clause, records include books, documents, accounting procedures and practices, and other data, regardless of type and regardless of form. This does not require the Contractor to create or maintain any record that the Contractor does not maintain in the ordinary course of business or pursuant to a provision of law.

(e)(1) Notwithstanding the requirements of the clauses in paragraphs (a), (b), (c), and (d) of this clause, the Contractor is not required to flow down any FAR clause, other than those in this paragraph (e)(1) in a subcontract for commercial items. Unless otherwise indicated below, the extent of the flow down shall be as required by the clause—

(i) 52.203-13, Contractor Code of Business Ethics and Conduct (Apr 2010) (Pub. L. 110-252, Title VI, Chapter 1 (41 U.S.C. 251 note)).

(ii) 52.219-8, Utilization of Small Business Concerns (Dec 2010) (15 U.S.C. 637(d)(2) and (3)), in all subcontracts that offer further subcontracting opportunities. If the subcontract (except subcontracts to small business concerns) exceeds $650,000 ($1.5 million for construction of any public facility), the subcontractor must include 52.219-8 in lower tier subcontracts that…