Change (From/To) Affected Sections

FROM: $300 Million potential cumulative value across all contracts

TO: $5 Billion potential cumulative value across all contracts

00_VADR RFP on-ramp 2026 Table 1‐1: CLIN Structure and Pricing

Incorporated clause: Section 2.8, FAR 52.212-4(s) Order of precedence. SECTION 2 – ADDENDUM TO FAR 52.212-4, CONTRACT TERMS AND

CONDITIONS – COMMERCIAL ITEMS (OCT 2018)

Replaced all referenced (for orders expected to exceed $5. 5 million) with [for orders expected to exceed the threshold in FAR 16.505 (b)(l)(iv)J in Section 2.12, Task Ordering Procedures to be in accordance with FAR and removed reference to Price being below NTE pricing (Price shall be below the Not to Exceed prices shown in Table 1-1)

Section 2.12, Task Ordering Procedures

Updated Table 1-1, CLIN Structure and Pricing with years 2026 – 2032 and remove NTE pricing.

Table 1-1

Updated Table 1-2, CLIN 3 Special Task Assignments Labor Rates with years 2026 – 2032 Table 1-2

From: Such orders may be issued for a period of five years from date of contract award.

To: Such orders may be issued for a period of ten years from date of contract award.

Section 2.3, FAR 52.216-18 - Ordering (a)

Removed 2.23, Adjustments subject to FAR 52.223-99 2.23, Adjustments subject to FAR 52.223-99

Incorporated clause: FAR 52.222-90, Addressing DEI Discrimination by Federal Contractors

(APR 2026) (DEVIATION APR 2026).

2.2 LISTING OF CLAUSES INCORPORATED BY REFERENCE

From: (3) However, if there is a violation of the ICD (VADR 1-2/VADR 2-2), but there is no launch vehicle/service caused degradation of the payload’s ability to perform its intended function, the mission may be determined a Mission Success.

(b) A mission will be determined a Failed Mission when the payload is destroyed during launch/flight or cannot be separated from the launch vehicle or when there is a violation of the ICD (VADR 1-2/VADR 2-2) during launch/flight preventing the payload from achieving its mission and performing its intended function(s).

To: (3) However, if there is a violation of the ICD (VADR 1-2A/VADR 2-2), but there is no launch vehicle/service caused degradation of the payload’s ability to perform its intended function, the mission may be determined a Mission Success.

(b) A mission will be determined a Failed Mission when the payload is destroyed during launch/flight or cannot be separated from the launch vehicle or when there is a violation of the ICD (VADR 1-2A/VADR 2-2) during launch/flight preventing the payload from achieving its mission and performing its intended function(s).

Section 2.9, Mission Success Criteria

From: Provide the recommended mission success criteria prior to the launch and the Final Flight Report (VADR 1-14) to enable determination of mission success as defined in the Mission Success Determination Methodology (VADR 1-2B). NASA will determine whether the mission is a success or failure based on the application of the mission success criteria as defined in the Section 2.9, Mission Success Criteria of the base contract and the approved Mmission Ssuccess Ccriteria and Ddetermination Mmethodology (VADR 1-2B).

To: NASA will determine whether the mission is a success or failure based on the application of the mission success criteria as defined in Section 2.9, Mission Success Criteria of the base contract and the approved Mission Success Criteria and Determination Methodology (VADR 1- 2B).

Section 1.3, Program Management (f)

Incorporated: e. Mission Success Criteria and Determination Methodology Mission Integration Readiness Review )MIRR)

From: The Contractor shall present as a minimum:

a. Mission description including SC and launch vehicle configuration; integration status;

summary of waivers; mission specific analyses results, including updates, if any, from the MIRR; flight launch vehicle and launch site hardware/software production and testing status (including core stage engines and tanks, flight computer and Inertial Navigation Unit (INU), engine actuators, main batteries, separation systems, and payload fairing), and Contractor’s assessments of any significant manufacturing and test anomalies. Open and accepted contractor risks with the acceptance plan or acceptance rationale respectively.

To: Mission description including SC and launch vehicle configuration; integration status;

summary of waivers; mission specific analyses results, including updates, if any, from the MIRR; flight launch vehicle and launch site hardware/software production and testing status (including core stage engines and tanks, flight computer and Inertial Navigation Unit (INU), engine actuators, main batteries, separation systems, instrumentation installed to validate mission success criteria and determination methodology, and payload fairing), and Contractor’s assessments of any significant manufacturing and test anomalies. Open and accepted contractor risks with the acceptance plan or acceptance rationale respectively.

Launch Processing Readiness Review (LIRR)

For your convenience, the Government created this change log that notates anticipated updates/revisions from the original VADR RFP Rev A. (link provided in this posting) to the anticipated VADR RFP Rev B. Prospective offerors are cautioned to review the VADR RFP Rev B carefully and in its entirety to discern all changes, as the VADR RFP Rev B takes precedence over the information provided herein.

RFP

SOW Attachment 01

Meetings and Formal Reviews Attachment 02

Change (From/To) Affected Sections

Re-numbered VADR 1-2 to VADR 1-2A VADR 1-2 Removed VADR 1-2, Section 4.0 Mission Success Critera VADR 1-2 Incorporated VADR 1-2B Mission Success Criteria DESCRIPTION/PURPOSE: The criteria and methodology, which will be determined throughout development and execution of the ICD, will be used to support the Contracting Officer’s determination of mission success.

DATA REQUIREMENTS

(a) The Contractor’s shall provide a list of proposed criteria based on applicable flight related ICD requirements.

The Contractor’s proposed methods, including required vehicle telemetry measurements, ground observation, and analysis/reconstruction techniques, for verifying that each proposed mission success criterion is satisfied. Allowances for sensor measurement accuracy shall be explicitly identified and justified.

VADR 1-2

CDRLS Attachment 03

Sheet1