TIGAR ISO - Amendment 4

INNOVATIVE SOLUTIONS OPENING FOR

TECHNOLOGY INTEGRATOR AND ACCELERATOR

TIGAR

SCALABLE SOLUTIONS OFFICE

ARPA-H-SOL-26-144

APRIL 22, 2026

Amendment 4: This amendment extends the deadline for submission of the Solution Video to August 12, 2026, and the Full Proposal to September 17, 2026. See red text on page 3 for more details. All other submission requirements and guidelines remain the same.

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3.1

3.1.1 PROHIBITION ON PARTICIPATION BY FEDERALLY FUNDED RESEARCH

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4.1

4.2

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4.5

5.1

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6.1

CONTROLLED UNCLASSIFIED INFORMATION (CUI) ON NON-FEDERAL

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6.9

PROCUREMENT OF SYNTHETIC NUCLEIC ACIDS OR BENCHTOP

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6.12

APPENDIX A: Program and Technical Description
APPENDIX B.0: Solution Video Format and Instructions
APPENDIX B.1: Template for Supplemental Slides
APPENDIX C.0: Full Proposal Format and Instructions
APPENDIX C.1: Technical and Management Proposal
APPENDIX C.2: Cost Proposal
APPENDIX C.3: Cost Proposal Workbook
APPENDIX C.4: Admin National Policy Requirements Document Additional resources:
TIGAR Exploratory Topic Video: https://www.youtube.com/watch?v=cZs1DQPftGw APPENDIX D: Draft OT Agreement (available at https://arpah.gov/explore-funding/submissionresources-and-FAQs)

INNOVATIVE SOLUTIONS OPENING (ISO) SUMMARY INFORMATION

FEDERAL AGENCY: Advanced Research Projects Agency for Health (ARPA-H) EFFORT TITLE: Technology InteGrator and AcceleratoR (TIGAR) ANNOUNCEMENT TYPE: Innovative Solutions Opening (ISO)

ISO NUMBER: ARPA-H-SOL-26-144

ISO CONTACT: [email protected]

ANTICIPATED AWARD(S):

Multiple Other Transaction (OTs) Agreements
For this solicitation, ARPA-H will only accept prime/subcontractor teaming arrangements and will not accept multi-party teaming arrangements.
DATES: (All times listed are Eastern Time)
Posting Date: April 22nd, 2026
Webinar: May 20th, 2026
Webinar Registration deadline: May 18th, 2026 at 11:59 PM ET Intake Group 1:
• Solution Video due date: August 12th, 2026, 5:00 PM ET • Full Proposal due date: September 17th, 2026, 5:00 PM ET Intake Group 2:
• Solution Video due date: December 8th, 2026, 5:00 PM ET • Full Proposal due date: February 5th, 2027, 5:00 PM ET ISO closing date: February 5th, 2027, 11:59 PM ET

WHERE TO SUBMIT:

Questions:
Solution Videos:
Full Proposals:

https://solutions.arpa-h.gov/Ask-A-Question/
https://solutions.arpa-h.gov/Submit-Solution/
https://solutions.arpa-h.gov/Submit-Proposal/

Registration is required to submit documents via the ARPA-H Solution Submission