intrastate

American  

[in-truh-steyt] / ˌɪn trəˈsteɪt /

adjective

1. existing or occurring within the boundaries of a state, especially of the United States.

   intrastate commerce.

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intrastate British  

/ ˌɪntrəˈsteɪt /

adjective

1. of, relating to, or confined within a single state, esp a state of the US

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Etymology

Origin of intrastate

An Americanism dating back to 1900–05; intra- + state

Compare meaning

How does intrastate compare to similar and commonly confused words? Explore the most common comparisons:

• interstate vs. intrastate

Example Sentences

The consent decree vested oversight of the pipelines in the state, on grounds that the lines are intrastate facilities and therefore not subject to federal regulation.

From Los Angeles Times • Apr. 21, 2026

Southwest remains a minor player on California’s busiest intrastate route between San Francisco and Los Angeles, but it overwhelmingly dominates air travel at seven of California’s 10 busiest airports.

From New York Times • Dec. 29, 2022

Jared Walczak, Tax Foundation vice president of state projects, chalked up the tax-cutting fervor to a perfect storm of pandemic revenue growth, high inflation, greater worker mobility and increased intrastate competition for employers and employees.

From Washington Times • Dec. 29, 2022

Her biggest contribution is to update the image most of us have of intrastate wars — an image she shows is woefully obsolete.

From Washington Post • Jan. 6, 2022

The interstate character of the insurance business as today organized and carried on is stressed, although its intrastate elements are not overlooked.

From The Constitution of the United States of America: Analysis and Interpretation Annotations of Cases Decided by the Supreme Court of the United States to June 30, 1952 by Corwin, Edward Samuel