National Defense Authorization Act for Fiscal Year 2020 - H.R.2500 / S.1790

"To authorize appropriations for fiscal year 2020 for military activities of the Department of Defense and for military construction, to prescribe military personnel strengths for such fiscal year, and for other purposes."
Primary Sponsors
Reps. Adam Smith (D-WA) and Mac Thornberry (R-TX) / Sens. Jim Inhofe (R-OK) and Jack Reed (D-RI)
Final outcome

President Trump signed conference bill S.1790 on 12/20/2019

Summary of Selected Provisions
Actions on the House bill
House passed bill on a vote of 220 to 197
House Armed Services Committee approved amended bill
Bill introduced
Actions on the Senate bill
Senate passed bill on a vote of 86 to 8
Senate Armed Services Committee approved amended bill
Bill introduced
Actions on the conference bill
President signed conference bill into law
Senate passed conference bill on a vote of 86 to 8
House passed conference bill on a vote of 377 to 48
Relevant FYI Bulletins

This year's National Defense Authorization Act includes numerous provisions bearing on science and technology policy, including ones establishing a Space Force, creating a Climate Security Advisory Council, and directing the Defense Department’s research security efforts.

The House and Senate have completed work on their respective versions of the annual legislation that updates U.S. defense policy. The bills include numerous proposals related to DOD’s research laboratories, innovation policy, nuclear weapons, research security, and climate change, among other areas.

Mounting efforts by U.S. lawmakers and agencies to prevent federally funded research from being exploited by foreign governments have elicited increasing pushback from university leaders.

Lawmakers are pushing the Defense Department to consider projections of climate change and extreme weather impacts in its facility planning decisions, contrasting the Trump administration’s efforts to cast doubt on expected risks.  


A new Government Accountability Office report examines the extent to which defense laboratories have leveraged special administrative authorities designed to enhance their ability to innovate and it details impediments the labs have encountered.

The latest version of the National Defense Authorization Act contains numerous provisions that aim to enhance innovation in defense technologies and combat foreign efforts to exploit U.S. R&D. It postpones a proposal to reform the relationship between the National Nuclear Security Administration and the Department of Energy.