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February 20, 2018
FY2018 Defense Spending Under an Interim Continuing 
Resolution 
Background 
on the amount of budget authority made available under the 
On September 8, 2017, Congress passed and the President 
prior year’s appropriations, reduced as required to comply 
signed H.R. 601 (P.L. 115-56), the Continuing 
BCA limits.  
Appropriations Act, 2018, and Supplemental 
The FY2018 CR provides budget authority for FY2018 for 
Appropriations for Disaster Relief Requirements Act, 2017. 
most projects recent years, the reference level has generally 
In addition to providing supplemental appropriations in 
been based on the amount of budget authority made 
response to Hurricane Harvey and temporarily suspending 
available under the prior year’s appropriations, reduced as 
the statutory limitation on public debt, the bill provided 
required to comply and activities at the rate at which they 
temporary funding in FY2018 for certain programs and 
were funded during FY2017 minus 0.6791% effective 
activities typically funded by regular appropriations bills. 
October 1, 2017, through March 23, 2018. The law funds 
Commonly referred to as an interim continuing resolution 
Overseas Contingency Operations (OCO) at the full 
(CR), Division D of H.R. 601 provided budget authority for 
FY2017 rate (not subject to the 0.6791% reduction). 
continuation of certain projects or activities funded in 
FY2017.  
Table 1 provides an annualized FY2018 CR rate―an 
estimation of the budget authority provided to DOD if the 
Division D of H.R. 601 was extended through March 23, 
terms of the FY2018 CR were extended until the end of 
2018 by four measures: Division A of H.J.Res. 123 (P.L. 
FY2018. This estimated annualized CR rate is 
115-90); Division A of  H.R. 1370 (P.L. 115-96); Division 
approximately 9% less than the President’s budget request. 
B of H.R. 195 (P.L. 115-120); and Division B of H.R. 1892 
The rate for operations provided under the CR is 13% 
(P.L. 115-123). Division C of H.R. 1892 also increased the 
below the President’s budget request for Operation and 
discretionary spending limits set by the Budget Control Act 
Maintenance (O&M) accounts—funding that provides for 
(BCA/P.L. 112-25) for FY2018 and FY2019.  
readiness activities such as training, equipment 
maintenance, logistics and civilian personnel pay. Research, 
Division D of H.R. 601 as extended will be referred to 
development, test and evaluation (RDT&E) funding is 15% 
herein as the FY2018 CR.  
below the requested funding amount for FY2018.  
Funding Rate 
Potential Effects of a CR on DOD Programs 
An interim CR typically funds activities under a formulaic 
Interim CRs typically are designed to preserve 
approach that provides budget authority at a restricted 
level―not a specified amount. This method of providing 
congressional funding prerogatives until annual budgetary 
decisions are made, while avoiding a government 
budget authority is commonly referred to as a funding rate. 
shutdown. By its very nature a CR provides funding quite 
The funding rate for a project or activity is calculated as the 
differently from a regular appropriations bill, if only 
total amount of budget authority annually available based 
because funding levels are set to continue at or near the 
on a reference level, multiplied by the fraction of the fiscal 
previously appropriated level. 
year for which the funds are made available in the CR. In 
recent years, the reference level has generally been based  
Table 1. DOD Base Discretionary Budget Authority and Estimated CR Budget Authority (Select Accounts) 
FY2017 
FY2018 CR  
FY2018 
FY2018 CR vs. 
Percent 
Appropriation Account 
Enacted 
Annualized Rate 
Request 
FY2018 Request 
change 
Military Personnel 
$128.7 
$127.8 
$133.9 
-$6.1 
-4.8% 
Operation and Maintenance (O&M) 
$167.6 
$166.5 
$188.6 
-$22.1 
-13.3% 
Procurement 
$108.4 
$107.7 
$113.9 
-$6.2 
-5.8% 
Research and Development (R&D) 
$72.3 
$71.8 
$82.7 
-$10.9 
-15.2% 
Revolving and Management Funds 
$1.5 
$1.5 
$2.1 
-$0.6 
-41.0% 
Defense Health Program 
$33.8 
$33.6 
$33.7 
-$0.1 
-0.4% 
Total Selected Accounts 
$512.3 
$508.8 
$554.9 
-$46.0 
-9.1% 
Source: H.Rept. 115-219, Committee Report to Accompany Department of Defense Appropriations Bill, 2018, and H.R. 601(P.L. 115-56). 
Notes: The annualized FY2018 CR rate is an estimate of the budget authority provided if the terms of H.R. 601were extended until the end of 
FY2018. Does not include Overseas Contingency Operations funding. Dollars in billons; totals may not reconcile due to rounding. 
www.crs.gov  |  7-5700 
FY2018 Defense Spending Under an Interim Continuing Resolution 
The Government Accountability Office testified before the 
  DDG-51 program 
Senate Committee on Homeland Security and 
  CVN-78 aircraft carrier program 
Governmental Affairs on March 13, 2013, that CRs can 
  Littoral Combat Ship program 
create budget uncertainty, complicating agency operations 
  F-15C and F-16 upgrades 
and causing inefficiencies, and that agency officials report 
taking “varied actions to manage inefficiencies resulting 
No Increase in Production Rates 
from CRs....” DOD faces these challenges, as do other 
The FY2018 request includes funding for many programs 
federal agencies. DOD also faces unique challenges 
scheduled to increase production quantities from FY2017 
operating under a CR while providing the military forces 
levels. In addition to prohibiting new starts, Section 102 
needed to deter war and protect U.S. national security. In a 
also prohibits the increase in production rates above the rate 
December 8, 2015, DOD press release, then-Secretary of 
sustained with FY2017 funds. Select DOD programs that 
Defense Carter said that CRs put commanders in a 
would be restricted include the following. 
“straight-jacket” that limits their ability to adapt, or keep 
  Small Diameter Bomb procurement (Air Force) 
pace with complex national security challenges while 
  Hellfire missile procurement 
responding to rapidly evolving threats like the Islamic 
State. 
  MH-47 Chinook Renew program 
  CH-53K King Stallion helicopter procurement 
Anomalies 
  Columbia-class ballistic missile submarine program 
Congress may include exceptions— called anomalies—in 
  Virginia-class submarine procurement 
the duration, amount or purpose of funds provided under a 
  Littoral Combat Ship module weapons 
CR. Anomalies may be provided in consideration of a 
  Joint Light Tactical Vehicle procurement 
request from the executive branch and may be based on a 
  T-X Advanced Pilot Training aircraft program 
variety of factors associated with a specific program or 
  Joint Strike Fighter procurement 
activity. For example, H.R. 2028 (P.L. 114-254)—the 
CR Effects on Readiness  
second FY2017 CR which lengthened the period of 
operation under a CR to 210 days— included several 
While operating under a CR, DOD typically realigns 
anomalies at the request of the Secretary of Defense. H.R. 
budgetary resources within the scope of its authorities to 
2028 specified a rate of operations for the Columbia-class 
prioritize funding for combat operations and other essential 
Ballistic Missile Submarine program above the CR funding 
operations of the combatant commands. Doing so causes 
rate, provided multiyear procurement authority for the AH–
direct and indirect consequences in many of DOD’s regular 
64E attack helicopter and UH–60M Black Hawk helicopter 
activities (e.g., routine operations, maintenance actions, 
programs, and provided funding for the KC–46A tanker at a 
training, supply and logistics actions, contracting, and 
rate of operations necessary to support the President’s 
personnel actions (military and civilian)). Even short-term 
budget request.  
delays or deferrals in many of these activities have a 
Effects of the FY2018 CR on DOD 
second-order effect of creating a backlog that, in some 
cases, may carry forward for a year or more. Among the 
In a September 8, 2017, letter response to a query from 
readiness effects noted by the Secretary are: 
Senate Armed Services Committee Chairman John McCain, 
  Delayed shipyard induction for maintenance of 11 ships 
Secretary of Defense James Mattis expressed concern that 
 
the FY2018 CR will impact many DOD programs and 
Postponement of noncritical maintenance work orders 
activities—and overall force readiness. The letter 
and deferred supply transactions 
specifically cited contracting restrictions, training, 
  Restriction or elimination of flying hours, steaming 
personnel, and maintenance efforts. H.R. 1892 (Bipartisan 
days, and training events 
Budget Act of 2018/P.L. 115-123), which extended the 
  Curtailment of recruitment and hiring actions for 
FY2018 CR through March 23, 2018 included an anomaly 
civilians and military 
to address concerns raised by the Air Force regarding the 
  Delays and deferrals in professional development and 
effects of the CR on certain FY2018 construction 
training activities 
requirements. 
Curtailment of noncritical travel (including permanent 
change of station moves) 
No Funding or Authority for New Starts 
The Administration’s FY2018 budget request includes 
Additional Resources 
funds for a number of new starts that are prohibited by 
CRS Report R42647, Continuing Resolutions: Overview of 
Section 102 of the FY2018 CR. Select DOD programs that 
Components and Recent Practices, by James V. Saturno and Jessica 
would be restricted by Section 102 include the following. 
Tollestrup.  
  Armored Multi-purpose Vehicle (AMP-V) program 
CRS Insight IN10817, Impact of the Budget Control Act Discretionary 
  Paladin Integration Management Improvement program 
Spending Caps on a Continuing Resolution, by Megan S. Lynch and 
  Interim combat service rifle procurement 
James V. Saturno. 
  Multi-role Anti-armor Anti-personnel Weapon System 
 
  Lightweight 30 mm cannon procurement 
  Small Diameter Bomb procurement (Navy) 
Lynn M. Williams, lmwilliams@crs.loc.gov, 7-0569 
  Harpoon missile program 
 
IF10734 
B-2 bomber modernization efforts 
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