# DISA extends NS-ACE network contract proposal deadline again Proposals for the Global Network Services replacement are now due Nov. 30, with another amendment planned to answer previously submitted vendor questions. Published 2026-10-28 by TGOs. Canonical: https://tgos.io/news/2026/10/28/disa-extends-ns-ace-network-contract-proposal-deadline-again/ The Defense Information Systems Agency (DISA) has extended the proposal deadline for its NS-ACE network services contract to Nov. 30, 2026.[1][3] The Oct. 28 amendment moves it from Nov. 4.[1] For bidders, the later closing date still leaves answers to previously submitted questions pending.[1] DISA plans another amendment to address them, with no release date given in the notice.[1] The solicitation's June 18 posting listed a July 22 response deadline.[2] Earlier notices said the government was working through vendor questions and would issue another amendment and extension once answers were finalized.[1] The acquisition is not set aside for small businesses.[1] Access to attachments is restricted to entities registered under the appropriate North American Industry Classification System codes.[1] ## Why it matters NS-ACE will replace Global Network Services.[1] It will provide capabilities essential to the Defense Information Systems Network through task orders for the areas of responsibility of U.S. Africa Command, U.S. Central Command and U.S. European Command.[1] ## Sources 1. SAM.gov notice, NS-ACE MAC IDIQ (HC102126R001), Amendment 0006 posted Oct. 28, 2026 2. SAM.gov record, June 18, 2026 posting 3. SAM.gov federal organization record, DISA/DITCO Europe