This research service focuses on US Department of Defense (DoD) spending requests for the research, development, test, and evaluation; procurement; and operations and maintenance categories. The analyst has segmented the budget request by military department and 20 technology areas including aircraft, ships, ground vehicles, and command and control, communications, computers, intelligence, surveillance, and reconnaissance (C4ISR). The base year for DoD budgets is 2021, and the market forecast is estimated from 2022 to 2027. Research, new purchases, and services for computers, healthcare, and base operations support are included. Classified budget requests are included but cannot be broken out into technology areas. Budget requests include base, overseas contingency operations, and emergency categories. Program segmentation and funding forecasts are made at the analyst’s discretion. The purpose of this study is to discuss the 2023 DoD budget request. The market is mature and stable. This study will outline and provide commentary regarding budget trends. The main goals are to understand the current state of the DoD budget request, military operational trends driving the DoD market, commercial technology trends impacting DoD users, and the future objectives for DoD spending. Author: Brad Curran