Contact us
Call: 855-482-4348
Hours for live chat and calls:
Sun 8 p.m. - Fri 8:30 p.m. CST
Email: ITCSC@gsa.gov
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock
( )
or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Artificial intelligence
We facilitate best practices and ethical use of artificial intelligence, or AI, to support efficiency and value, for GSA and the entire federal government.
Cybersecurity
Improving federal cybersecurity is a key initiative of the administration and an integral part of the mission for all federal agencies. We play a strong leadership role in providing innovative cybersecurity products, services, and programs to our customers.
IT modernization
We help federal agencies optimize and modernize data centers and IT infrastructure in compliance with the Federal Information Technology Acquisition Reform Act, or FITARA, the Data Center Optimization Initiative, or DCOI, and the Federal Cloud Computing Strategy through the Data Center and Cloud Optimization Initiative program management office.
Digital experience
Digital experience is the interaction a customer has with an organization on the internet. It’s impacted by the content on a site, the way the content is organized, and a person’s ability to complete the tasks they’re there for. Our customers expect an easy online experience, and we need to deliver.
Digital strategy
We are building a 21st century government that procures and manages devices, applications, and data in smart, secure, and affordable ways, enabling the American people to access high-quality digital government information and services anywhere, anytime, on any device.
FedRAMP
We lead efforts to launch, maintain, and manage the Federal Risk and Authorization Management Program by providing technical expertise, coordinating efforts across government, and staffing the FedRAMP program management office.
Identity, Credential, and Access Management
We help contractors and federal employees navigate the security clearance and credentialing process.
Mobile government
Mobile technology is changing the way people find and use information and services. Find out how government uses these tools to serve citizens in this anytime, anywhere world.
Robotic Process Automation Community of Practice
We help agencies across the federal government overcome the technical, management, and operational challenges that arise in designing and deploying an effective RPA program.
Technology Modernization Fund
Our TMF Program Management Office provides support to agencies applying to receive funds from the Technology Modernization Fund for their IT modernization efforts.
Call: 855-482-4348
Hours for live chat and calls:
Sun 8 p.m. - Fri 8:30 p.m. CST
Email: ITCSC@gsa.gov
Error, The Per Diem API is not responding. Please try again later.
No results could be found for the location you've entered.
Rates for Alaska, Hawaii, U.S. Territories and Possessions are set by the Department of Defense.
Rates for foreign countries are set by the State Department.
Rates are available between 10/1/2022 and 09/30/2025.
The End Date of your trip can not occur before the Start Date.
Traveler reimbursement is based on the location of the work activities and not the accommodations, unless lodging is not available at the work activity, then the agency may authorize the rate where lodging is obtained.
Unless otherwise specified, the per diem locality is defined as "all locations within, or entirely surrounded by, the corporate limits of the key city, including independent entities located within those boundaries."
Per diem localities with county definitions shall include"all locations within, or entirely surrounded by, the corporate limits of the key city as well as the boundaries of the listed counties, including independent entities located within the boundaries of the key city and the listed counties (unless otherwise listed separately)."
When a military installation or Government - related facility(whether or not specifically named) is located partially within more than one city or county boundary, the applicable per diem rate for the entire installation or facility is the higher of the rates which apply to the cities and / or counties, even though part(s) of such activities may be located outside the defined per diem locality.