This document is an amendment to an attachment for a federal contract solicitation to modernize the pathology department at a Veterans Affairs medical center building. The solicitation was issued by the Department of Veterans Affairs Veterans Health Administration Veterans Integrated Service Network 22 to solicit proposals for renovating and upgrading the pathology lab facilities, equipment, and systems. The amendment provides additional specifications and requirements for the modernization project, including details on the scope of work required to replace aging diagnostic tools and implement a digital pathology workflow to improve testing turnaround times and diagnostic accuracy. Offerors must consider the guidance in the amendment attachment when preparing final proposals for the pathology department modernization by the response deadline of March 15, 2023. The award is expected to be issued by May 2023 to allow for work to begin in the 2023 fiscal year.