state line
state boundary

International law is similarly concerned with the treatment of individuals within state boundaries.

Rather, they live within or across state boundaries (see First Nations).

At issue is the tax rate applied to commuters who cross state boundaries to work.

The controlling powers were left free to decide on state boundaries within these areas.

The real problem is these air contaminants don't respect our state boundaries.

The river changed course quickly, so the state boundary did not change.

In 1850 Congress passed a law that gave several states wetlands within their state boundaries.

For many years, it was perhaps the country's best rivalry between two teams that didn't share a state boundary or border.

These areas of responsibility conform to the federal state boundaries which they did not do prior to 1 March 2008.

Frequent changes of state boundaries never caused the traffic to stop.