The United States Coast Guard (USCG) is issuing Request for Proposals (RFP) No. 70Z02326R93250001 for the Response Boat Small Third Generation (RB-S III). The Government intends to award up to four (4) Indefinite-Delivery, Indefinite-Quantity (IDIQ) contracts for the design, production, testing, delivery, and related supplies and services for the RB-S III and associated purpose-built trailers in accordance with the solicitation. The acquisition will recapitalize the aging fleet of 29-foot RB-S II platforms and includes boats, trailers, logistics support, technical documentation, configuration management, supply support, and other related requirements identified in the solicitation. The solicitation and publicly releasable supporting documents are provided below under the Attachments/Links section of this notice. Offerors are responsible for reviewing the solicitation, all applicable attachments, and any subsequent amendments in their entirety. The anticipated IDIQ ordering period is ten (10) years, consisting of a two (2) year base ordering period and one eight (8) year option ordering period. Two-Phase Acquisition and Evaluation Process This solicitation uses a two-phase competitive acquisition and down-select process. Phase I: The Government will evaluate written proposals under the following factors in accordance with Section M of the solicitation: Factor I – Mission Effectiveness (Non-Price) Factor II – Production and Management (Non-Price) Factor III – Price Following the Phase I evaluation and best-value tradeoff, the Government may select up to four (4) Offerors for award of IDIQ contracts. Each Phase I awardee will receive an initial Delivery Order satisfying the contract minimum guarantee for the construction and delivery of one (1) demonstrator boat and trailer for participation in Phase II. Phase II: Phase I awardees will participate in a Government-conducted In-Water Demonstration lasting up to 90 calendar days. Phase II will evaluate: Factor IV – In-Water Demonstration (Non-Price) Factor III – Price (carries forward from Phase I, not a new price evaluation) Phase II is an independent evaluation. Phase I evaluation results, other than carrying the price evaluation forward, will not influence the Phase II evaluation. The Technical Evaluation Team (TET) will use the In-Water Demonstration Report and documented personal observations during the In-Water Demonstration to conduct a comparative evaluation of how each demonstrator boat performed in comparison to the other demonstrator boats. The TET will document the specific technical advantages and disadvantages identified through the comparative evaluation under Factor IV. Following completion of Phase II, the Government will conduct a final best-value tradeoff evaluation and select one (1) IDIQ contractor to receive all subsequent production Delivery Orders for the remaining RB-S III boats. Price evaluations will remain unchanged from Phase I; no price revisions or updates will be permitted in Phase II. Proposal Submission Phase I proposals are due: 13 November 2026 at 1400 Eastern Time All proposal submissions shall be made in accordance with Section L of the solicitation. Phase I proposals must be submitted electronically through the Department of Defense Secure Access File Exchange (DoD SAFE). In accordance with Section L.3(b), Offerors shall email the Contracting Officer and Contract Specialist no later than five (5) working days prior to the proposal due date to request a DoD SAFE Drop-Off Request. Questions and Requests for Clarification Questions shall be submitted in accordance with Section L no later than: 14 October 2026 at 1400 Eastern Time Questions received after this date may not be answered. Government responses may be issued through solicitation questions and answers and/or formal solicitation amendment, as appropriate. Solicitation Documents and Restricted GFI See the Attachments/Links section below for the solicitation and publicly releasable supporting documents associated with this RFP. Certain Government Furnished Information identified in Section J is authorized under Distribution Statement C and will not be publicly posted to SAM.gov. Authorized Offerors requiring access to these documents shall submit a written request by email to the Contracting Officer and Contract Specialist. Following verification of the requester’s authorization to receive the material, the Government will transmit the applicable documents through DoD SAFE . -------------------------------- Amendment A00001 -------------------------------- The United States Coast Guard (USCG) hereby issues Amendment A00001 to Request for Proposals (RFP) No. 70Z02326R93250001, originally issued on SAM.gov on September 30, 2026. Amendment A00001 is issued to provide the Government’s responses to questions received, incorporate a standardized document for future vendor question submissions, and provide advance notice regarding anticipated future solicitation revisions. Amendment A00001 incorporates Attachment 2, Questions and Government Responses v1 , containing Government responses to Questions 1 through 53. Questions 1 through 46 provide responses to vendor inquiries submitted during the presolicitation phase under Presolicitation Notice USCG-RB-S-III-2026 . Question 47 is a Government-drafted clarification confirming that CLIN 0006 and CLIN 1006 are distinct line items with seperate requirements; Offerors are directed to review Attachment C-4, List of Deliverables , for details. Questions 48 through 53 provide responses to inquiries received following the posting of the RFP on September 30, 2026. Amendment A00001 also incorporates Attachment 1, Questions and Answers, which shall be used by prospective Offerors to submit any future questions and requests for clarification in accordance with Section L.4 of the solicitation. The Government anticipates that formal revisions to the Statement of Work (SOW), Specifications, and List of Deliverables will be released in a subsequent solicitation amendment following the conclusion of the question-and-answer (Q&A) period. The question submission period remains unchanged at 1400 Easter Time on October 14, 2025 . This amendment does not extend the proposal due date. Phase I proposals remain due no later than 1400 Eastern Time on November 13, 2026 . Offerors shall review Amendment A00001 and all associated attachments in their entirety and shall acknowledge receipt of this amendment in accordance with the solicitation instructions. Except as expressly modified by Amendment A00001, all other terms and conditions remain unchanged.