Where States
Work Together

NCIC is the nation's only technical assistance provider on interstate compacts, offering compact education, development, and administrative services.

About Us

A Nation Connected by Interstate Compacts

NCIC unites states in addressing critical policy issues, fostering economic growth, protecting public health, and preserving state autonomy.

50 STATES

+ U.S. territories, and four Canadian provinces participating

400+

pieces of licensure compact legislation enacted since 2015

43 compacts

States are a member to 43 interstate compacts on average

270

There are over 270 interstate compacts in existence

STATE VOICES

State-Led Solutions
in Practice

shared commitments

Build shared agreements across states

Similar to a contract, a compact establishes a formal, legal relationship among states to address common problems or promote a common agenda.

solving problems

Coordinating sound policy across state lines

Compacts tackle an array of complex issues, from professional licensing and public safety to infrastructure and natural-resource management.

state-led policy

Partnerships that strengthen state government

Across the country, more than 250 interstate compacts are active, with an average of about 25 collaborating on shared priorities.

Explore the Compact Database

The National Center for Interstate Compacts Database provides a comprehensive view of interstate compacts enacted by U.S. states and territories, Washington, D.C., and Canadian provinces.