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Executive Orders Historical Archive
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Executive Order 11989 Revoked ⚖️✨ Zone 2: Zone of Twilight Constitutional Neutral (+0.02) 📜 Art. II §2: Commander-in-Chief Supervisory Authority

Executive Order 11989—Off-Road Vehicles on Public Lands

Jimmy Carter Jimmy Carter
•
Tuesday, May 24, 1977
•
2 min read (312 words)

Executive Brief • At a Glance

⏱️ 2 min read (312 words) • ● Revoked
🎯 Primary Mandate

Executive Order No. 11644 of February 8, 1972, is hereby amended as follows: SECTION 1.

View all 4 directives ↓
⚖️ Constitutional Footing
⚖️✨ Zone 2: Zone of Twilight
Concurrent Authority / Congressional Silence
📜 Art. II §2: Commander-in-Chief Supervisory Authority
Framers' constitutional debate ↓
🏛️ Scope & Affected Sectors
Armed Forces & Military Establishments Private Citizens & Property Owners
Inspect unabridged text ↓

Plain-English Translation & Framers' Constitutional Analysis

Early Statesman synthesis distilling legal jargon into practical meaning, statutory anchors, and structural constitutional impacts.

Signed by President Jimmy Carter on May 24, 1977, this order concerns Off-Road Vehicles on Public Lands. Executive Order No. 11644 of February 8, 1972, is hereby amended as follows: SECTION 1. Clause (B) of Section 2(3) of Executive Order No. 11644, setting forth an exclusion from the definition of off-road vehicles, is amended to read "(B) any fire, military, emergency or law enforcement vehicle when used for emergency purposes, and any combat or combat support vehicle when used for national defense purposes, and".

Constitutional Assessment: Scrutinized through Article II, Section 2, this action exercises the President's constitutional role as Commander in Chief. Early Framers recognized broad executive discretion in commanding military forces during conflict, provided it remains bounded by congressional declarations and respects civilian domestic courts.

Key Directives & Operative Actions

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Executive Order No. 11644 of February 8, 1972, is hereby amended as follows: SECTION 1.

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Clause (B) of Section 2(3) of Executive Order No. 11644, setting forth an exclusion from the definition of off-road vehicles, is amended to read "(B) any fire, military, emergency or law enforcement vehicle when used for emergency purposes, and any combat or combat support vehicle when used for national defense purposes, and".

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Notwithstanding the provisions of Section 3 of this Order, the respective agency head shall, whenever he determines that the use of off-road vehicles will cause or is causing considerable adverse effects on the soil, vegetation, wildlife, wildlife habitat or cultural or historic resources of particular areas or trails of the public lands, immediately close such areas or trails to the type of off-road vehicle causing such effects, until such time as he determines that such adverse effects have been eliminated and that measures have been implemented to prevent future recurrence.

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"(b) Each respective agency head is authorized to adopt the policy that portions of the public lands within his jurisdiction shall be closed to use by off-road vehicles except those areas or trails which are suitable and specifically designated as open to such use pursuant to Section 3 of this Order.".

Constitutional & Societal Entities Impacted

🏛️ Armed Forces & Military Establishments 🏛️ Private Citizens & Property Owners

Policy Areas & Topics

🏷️ Energy & Environment
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The Framers' Constitutional Council

1787 Prism

Evaluating this order against the constitutional debates of 1787 and the limits of Article II executive power.

⚖️✨ Zone 2 (Zone of Twilight)
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"When the President acts in absence of either a congressional grant or denial of authority, he can only rely upon his own independent powers, but there is a zone of twilight in which he and Congress may have concurrent authority."

— Justice Robert H. Jackson, Youngstown Sheet & Tube Co. v. Sawyer (1952) Concurrent Authority / Congressional Silence
JM

James Madison

Separation of Powers & Legislative Primacy

"Power is of an encroaching nature, and it ought to be effectually restrained from passing the limits assigned to it." — Federalist No. 48 (1788)

Madison would view this order with watchful scrutiny. Operating in the 'Zone of Twilight' where Congress is silent, each such directive establishes an administrative precedent that steadily expands the executive perimeter at the expense of legislative primacy.

Madisonian Stance: Vigilant / Cautionary
AH

Alexander Hamilton

The Energetic Executive & Unified Command

"The direction of war implies the direction of the common strength; and the power of directing and employing the common strength must be under the direction of the single hand of the Executive." — Federalist No. 74 (1788)

Hamilton would forcefully champion executive discretion here. For foreign entanglements, commerce defense, and national security, deliberative assemblies are too slow and faction-ridden. A unified, energetic Executive exercising swift command is precisely what the Philadelphia Convention intended for national preservation.

Hamiltonian Stance: Strong Prerogative Support
GM

George Mason

Bill of Rights, Due Process & 10th Amendment

"The president will be surrounded by flatterers and sycophants... and the great powers of the executive will gradually absorb the liberties of the people." — Cato IV (Anti-Federalist, 1787)

The Anti-Federalist prism advises continuous democratic vigilance. Even routine administrative directives aggregate centralized federal power away from town halls and state assemblies toward a distant executive apparatus.

Anti-Federalist Stance: Eternal Vigilance Required
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Five Measurable "Constitutional Friction" Dimensions

An objective audit measuring potential separation-of-powers tension against the United States Constitution and established Supreme Court doctrine.

⚖️ Discretionary Twilight Zone
35 / 100 friction index
Dimension 1 • Art. I, §1 & §8

Legislative Encroachment & Purse

Low Friction

Operates within delegated statutory execution without modifying legislative appropriations or taxing powers.

Benchmark: Power of the purse, taxes/tariffs, and rule of law reserved to Congress.
Dimension 2 • Art. II, §1 & §3

Executive Scope & Faithfulness

Moderate Friction

Directs internal executive branch machinery, agency workflows, and federal personnel.

Benchmark: Faithfully execute laws enacted by Congress vs. unilateral decree.
Dimension 3 • 10th Amendment

Federalism & State Sovereignty

Moderate Friction

Engages state and local partners in cooperative federalism programs.

Benchmark: Police powers and un-delegated responsibilities reserved to the States.
Dimension 4 • 5th & 14th Amendments

Due Process & Individual Rights

Low Friction

Focuses on internal governmental operations with no direct impairment of private rights or property.

Benchmark: Protection of private property, contracts, liberty, and procedural justice.
Dimension 5 • Separation of Powers

Youngstown Jacksonian Tier

Moderate Friction

The order relies on inherent Article II executive discretion, civil service management, or foreign diplomacy where Congress has neither expressly approved nor prohibited action.

Benchmark: Concurrent Authority / Congressional Silence
⚖️ Audit Synthesis

This order operates within Justice Jackson’s Zone of Twilight, resting upon concurrent presidential authority or congressional silence.

Weighted composite: Art. I (25%), Art. II (25%), Federalism (15%), Due Process (15%), Youngstown (20%).
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How to read these dimensions: Executive power expands whenever an administration acts without explicit statutory authorization from Congress (Article I), touches upon police powers historically reserved to the states (Tenth Amendment), or limits private rights and property without judicial process. A low friction score indicates strict concordance with enacted law; a high friction score highlights orders testing the limits of presidential discretion.
Total Words
312
1,898 characters
Estimated Read Time
2 min
@ 200 words / min
Flesch-Kincaid
14.2
College Level
Language Tone Score
+0.02
Constitutional Neutral
How is this scored?
Text size:

Official Archival Text

View Source Document

By virtue of the authority vested in me by the Constitution and statutes of the United States of America, and as President of the United States of America, in order to clarify agency authority to define zones of use by off-road vehicles on public lands, in furtherance of the National Environmental Policy Act of 1969, as amended (42 U.S.C. 4321 et seq.), Executive Order No. 11644 of February 8, 1972, is hereby amended as follows: SECTION 1. Clause (B) of Section 2(3) of Executive Order No. 11644, setting forth an exclusion from the definition of off-road vehicles, is amended to read "(B) any fire, military, emergency or law enforcement vehicle when used for emergency purposes, and any combat or combat support vehicle when used for national defense purposes, and". SEC. 2. Add the following new Section to Executive Order No. 11644: "Sec. 9. Special Protection of the Public Lands. (a) Notwithstanding the provisions of Section 3 of this Order, the respective agency head shall, whenever he determines that the use of off-road vehicles will cause or is causing considerable adverse effects on the soil, vegetation, wildlife, wildlife habitat or cultural or historic resources of particular areas or trails of the public lands, immediately close such areas or trails to the type of off-road vehicle causing such effects, until such time as he determines that such adverse effects have been eliminated and that measures have been implemented to prevent future recurrence. "(b) Each respective agency head is authorized to adopt the policy that portions of the public lands within his jurisdiction shall be closed to use by off-road vehicles except those areas or trails which are suitable and specifically designated as open to such use pursuant to Section 3 of this Order.". JIMMY CARTER The White House, May 24, 1977. [Filed with the Office of the Federal Register, 1:43 p.m., May 24, 1977]

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Referenced By Later Executive Orders (1)

Subsequent presidents who cited, amended, continued, or revoked this directive in later orders.

References Removing Unnecessary and Counterproductive Restrictions on Access to Federal Lands
Donald Trump • 2026-05-29
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Scholarly & Legal Citations 

Exec. Order No. 11,989 (May 24, 1977), https://executiveordersarchive.org/orders/app-executive-order-11989-off-road-vehicles-public-lands.