iHouse Apartment Construction

Open — responses due 1 Dec 2026 (17 days left) · Indian Small Business Economic Enterprise · Indian Health Service (IHS), HHS · Tonalea, AZ · NAICS 236220 · Solicitation 75H70126R00026

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Solicitation details

Solicitation number	75H70126R00026
Notice ID	d24ac9c3b34d4302a6c7a5e31579e491
Agency	Department of Health and Human Services (HHS)
Sub-agency	Indian Health Service (IHS)
Contracting office	DIV OF ENGINEERING SVCS - SEATTLE
NAICS code	236220 — Commercial and Institutional Building Construction
Product / service code (PSC)	Y1FA
Set-aside	Indian Small Business Economic Enterprise
Notice type	Solicitation
Posted	04 November 2026
Response deadline	01 December 2026
Place of performance	Tonalea, AZ, USA
Competition	Competitive

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Description

Amendment A06: 1. The purpose of this solicitation amendment A06 is to post update Drawings. 2. Attached are the updated Drawings, J03b iHouse Apt 02 Phase 4 IFC Drawings R2. 3. All other terms and conditions remain unchanged. Amendment A05: 1. The purpose of this solicitation amendment A05 is to (1) Post the remaining questions and answers (Q&As), (2) Post the iHouse Apt 02 Phase 4 Drawings, (3) post S124 iHouse. and (4) extend the offers due date. 2. Attached are the answers to the remaining questions received, iHouse Apt 02 Phase 4 Drawings, and S124 iHouse 3. The offers due date is extended to 12/01/2026. 4. All other terms and conditions remain unchanged. Amendment A04: 1. The purpose of this solicitation amendment A04 is to (1) Post the some of the remaining questions and answers (Q&As), (2) Post the final Geotech Report, and (3) extend the offers due date. 2. Attached are the answers to the some of the remaining questions received and attachment J01a GeoTech 10Sep2024. 3. The offers due date is extended to 11/12/2026. 4. The Government may provide updated attachments when the remaining Q&A’s are posted. 5. All other terms and conditions remain unchanged. Amendment A03: 1. The purpose of this solicitation amendment is to extend the offers due date. 2. It is taking longer than expected to respond to the questions received. The offers due date is extended to 10/22/2026. 3. All other terms and conditions remain unchanged. Amendment A02: 1. The purpose of this solicitation amendment is to extend the offers due date. 2. It is taking longer than expected to respond to the questions received. The offers due date is extended to 10/08/2026. 3. All other terms and conditions remain unchanged. Amendment A01: 1. The purpose of this solicitation amendment A01 is to: a. Post questions and answers (Q&As), b. Post the site visit sign-in sheet, c. Post the Geotech Report, d. Update a clause, e. Extend the offers due date. 2. Attached are the questions received to this date with some answers. The Government is researching the rest of the questions and will post those answers soon. 3. Attached is the site visit sign-in sheet. 4. Attached is the Geotech Report. 5. HHSAR clause 352.223-70 Safety and Health is updated to the OCT 2026 version and the full text is provided at the end of this amendment. 6. The offers due date is extended to 09/24/2026. 7. Remember to acknowledge all amendments. Block 11 of the SF-30 provides instructions for acknowledging amendments; it is acceptable to acknowledge on block 19 of the SF-1442. 8. All other terms and conditions remain unchanged. Request for Proposals 75H70126R00026 iHouse Apartment Construction Goal: The objective of this project is to adapt and construct a 19-unit apartment building to a new location while ensuring compliance with all applicable local building codes and regulations. Set-Aside: ISBEE set-aside. Product Service Code: Y1FA Construction Of Family Housing Facilities NAICS Code: 236220, Commercial and Institutional Building Construction with a size standard of $45M Location: Indian Rte 6290, Tonalea, AZ 86044 County: Coconino POP: 365 calendar days Construction Magnitude: Between $5,000,000 and $10,000,000 Contract Type: firm-fixed-priced TERO: TERO not is applicable.

Version history

SAM.gov has posted 7 notices under solicitation 75H70126R00026, oldest first.

15 July 2026 — Solicitation
19 August 2026 — Solicitation
17 September 2026 — Solicitation
01 October 2026 — Solicitation
14 October 2026 — Solicitation
02 November 2026 — Solicitation
04 November 2026 — Solicitation (this page)

Documents in the solicitation package

26 files are attached to this notice.

J03b iHouse Apt 02 Phase 4 IFC Drawings R2.pdf
A06 SF-30 Updated Attachment iHouse Apartment.pdf
J03a iHouse Apt 02 Phase 4 Drawings.pdf
A05 SF-30 QA-Drawings iHouse Apartment Construction.pdf
QA iHouse Apartment Construction Answers 2Nov2026.pdf
J04a S124 iHouse.pdf
J01a GeoTech 10Sep2024.pdf
A04 SF-30 QA-GeoTech iHouse Apartment Construction.pdf
QA iHouse Apartment Construction Answers 14Oct2026.pdf
A03 SF-30 Ext Offers Due iHouse Apartment Construction.pdf
A02 SF-30 Ext Offers Due iHouse Apartment Construction.pdf
A01 GeoTech Report iHouse.pdf
A01 Sign-In Sheet Site Visit iHouse.pdf
A01 SF-30 QA iHouse Apartment Construction.pdf
A01 QA iHouse Apartment Construction 18Aug2026.pdf
J03 iHouse Apt 02 Phase 4 Drawings.pdf
J02 iHouse Apt 01 Phase 4 BOD.pdf
J04 iHouse Apt 03 Phase 4 Specifications.pdf
J01 SOW iHouse.pdf
J09 WH 347 Payroll Exp.pdf
J07 IHS IEE Representation Form iHouse.pdf
B01 RFP 75H70126R00026 iHouse.pdf
J05 Wage Det AZ20260043 18May2026.pdf
J08 Release of Claims iHouse.docx
J99 Optional Form PPQ.docx
J06 Self Performed Calculation Sheet iHouse.docx

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Market context: HHS and NAICS 236220

About the buyer and the industry, not this specific solicitation. Source: USASpending.gov award data, updated nightly.

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255 contracts worth $1.2B in this category end within the next 18 months.

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