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 started in 1967 as a way to ferry passengers between Texas cities, inspired by California’s now-defunct Pacific Southwest Airlines, a pioneer of intrastate discount air travel.

From New York Times • Jan. 3, 2023

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

The legislation would authorize the FCC to set “just and reasonable” rates for both interstate and intrastate calls, as well as video calls.

From Washington Post • Oct. 17, 2022

We have likewise held that where sales for interstate transportation were commingled with intrastate transactions, the existence of the local activity did not interfere with the federal power to regulate inspection of the whole.

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