Doing Business with the State

• Single Sign-On Account User Instructions for CT Gateway

  Date: July 01, 2026

  For first-time CT.gov account users and users with an existing CT.gov account

  Doing Business with the State

• Contracting with the State of Connecticut

  Date: January 04, 2024

  Begin your journey to contract with the state of Connecticut by registering with CTSource, the online portal for contractors and vendors. Explore more insights on working with the state through CTSource and our comprehensive Doing Business with the State page.

  Doing Business with the State

• Building Permit Application

  Date: January 05, 2024

  Learn how to apply for building permits for state and non-state construction projects. Follow electronic submission guidelines for state projects.

  Doing Business with the State Apply for a Building Permit