Battery Energy Storage Systems (BESS)

Amendment 0005: THE PURPOSE OF THIS AMENDMENT IS TO INCORPORATE REVISED ADDENDUM 52.212-2

The purpose of this update to SAM is to add back in the Record of Environmental Consideration labeled, "B08-RFP_Atch1.8_SOW_REC - BESS at Longare Proponent Signed_20250725"

Amendment 0004: The purpose of this Amendment is to:

1. Specify the estimated construction magnitude: Between $500,000 and $1,000,000 [FAR 36.204(e)] 2. Incorporate a Performance Bond requirement 3. Add Clause 52.228-15 Performance and Payment Bonds-Construction 4. Change the proposal due date from 18 September 2025 at 1500 to 22 September 2025 at 1100 5. Clarify submission requirements for Volume IV, Factor III - Past Performance 6. Clarify submission formatting for Attachment 4, Bid Schedules 7. Clarify submission requirements for Representations and Certifications 8. Clarify page limit requirements for Volume II: Technical Approach 9. Remove attachment B08-RFP_Atch4_BidSchedule_20250804 10. Update Statement of Work (SOW) from A02-SOW_20250725 to A02-SOW_R1_20250911 11. Incorporate the following attachments: 1) B08-RFP_Atch3_QA LOG_MASTER_20250912 2) B08-RFP_Atch4_BidSchedule_CLIN0001_20250904 3) B08-RFP_Atch4_BidSchedule_CLIN0002_20250904 4) B08-RFP_Atch4_BidSchedule_CLIN0003_20250904 5) B08-RFP_Atch4_BidSchedule_CLIN0004_20250904 6) B08-RFP_Atch6_SS_44_PLC ABB 7) B08-RFP_Atch7_SS_44_RTU_MULTIFILARE 8) B08-RFP_Atch8_T601-Smart Grid As-Built 9) A02-SOW_R1_20250911 12. Update Clause 52.211-10 Commencement, Prosecution, and Completion of Work.

Amendment 0003 THE PURPOSE OF THIS AMENDMENT IS TO:

1. REVISE ADDENDUM TO

FAR 52.212-1, GENERAL INSTRUCTIONS, SECTION (A), PARAGRAPH (8) 2. REVISE ADDENDUM TO

FAR 52.212-1, VOLUME CONTENT, VOLUME I, PARAGRAPH (E)

Amendment 0002 THE PURPOSE OF THIS AMENDMENT IS TO:

1. REVISE ADDENDUM TO

FAR 52.212-1, VOLUME I, PARAGRAPH (E) 2. REVISE ADDENDUM TO

FAR 52.212-2, PARAGRAPH (B) All other terms and conditions of the solicitation remain unchanged unless specifically modified by this or subsequent amendments.

Amendment 0001: This amendment is issued to modify the solicitation as follows:

1) Correct CLIN 0005: The estimated quantity for CLIN 0005, 'Site Clearing and Preparation', is decreased from 1,040 cubic meters (m3) to 260 cubic meters (m3). The revised calculation is based on 65m3 per plot for four (4) plots, for a total of 260m3.

2) Update Product Service Code (PSC): The Product Service Code on the solicitation's cover page is changed from PSC 6130 to PSC 6140, 'Rechargeable Batteries.' 3) Add Attachments to the Statement of Work (SOW): The following eight (8) attachments, which are integral to the Statement of Work, are hereby added to the solicitation and are now available for download on the official SAM.gov solicitation page:

Attachment 1:

Design BESS at ESS#34 Attachment 2:

Design BESS at ESS#38 Attachment 3:

Design BESS at ESS#42 Attachment 4:

Design BESS at ESS#43 Attachment 5:

MC N.019-24 LO LANDSCAPE Attachment 6:

MC N.019-24 LO PAESAGGISTICA Attachment 7: REC - Battery Energy Storage System (BESS) at Longare Attachment 8: MIOTTO BASE GENERATORS+PV All other terms and conditions of the solicitation remain unchanged unless specifically modified by this or subsequent amendments. Purchase of Battery Energy Storage Systems (BESS) units with installation in Longare, Italy