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Office of the Chief Digital & Information Officer

In This Section

USDOT Web Design System Purpose & Principles

The U.S. Department of Transportation web style guide captures the web standards for DOT Drupal Content Management System (CMS) websites, and outlines the design guidelines for the DOT’s ecosystem of websites.

USDOT Web Design System (PDF)

The U.S. Department of Transportation (USDOT) Web Design System captures the web standards for DOT Drupal Content Management System (CMS) websites and outlines the design guidelines for the DOT’s ecosystem of websites. The web standards support modern web development and usability practices and...

Websites and Digital Services

The 21st Century IDEA requires all executive branch agencies to modernize their websites, standardize and transition to centralized shared services.  Since 2011, DOT has driven the web strategy at the Department towards an enterprise, shared web platform adhering to the Digital Services Playbook...

21st Century Integrated Digital Experience Act

http://https.cio.gov/hsts/The 21st Century Integrated Digital Experience Act (IDEA) requires all government-produced digital products, including websites and applications, to be consistent, modern, and mobile-friendly. Under the law, all new and redesigned websites must:

Be accessible to...

Zip and Audio Files

Due to the risks involved in hosting native, binary encoded content that can be exploited to compromise a visitor's computer and deliver malware (malicious software), audio files are not hosted on the DOT website. Zip files may be hosted on the DOT website using a Secure Copy Client tool...

User Submission Acknowledgement

Visitors to The Department of Transportation (DOT) and Operating Administration (OA) websites may opt to receive an automated acknowledgement response whenever a completed form or an email is submitted. 

Third Party Services and Social Media

The Department of Transportation (DOT) and our Operating Administrations (OA's) use a variety of third party tools and applications, such as social media and collaboration platforms, to create a more robust, user-friendly, and interactive online experience. DOT and our OA's comply with all...

Secure Connections, Security, and Technology Standards

Secure Connections (HTTPS, HSTS)

Unencrypted HTTP connections create a privacy vulnerability and can expose potentially sensitive information that is susceptible to interception, manipulation, and impersonation. This data can include browser identity, website content, search...

Search Function

The Department of Transportation (DOT) and Operating Administration (OA) websites contain a search function, DigitalGov Search, that allows users to easily search content intended for public use. All content on DOT and OA websites intended for public use can be indexed and searched by a commonly...

Plain Language Writing for the Web

At the Department of Transportation, we have a long-standing commitment to using plain language, and we see plain writing as an integral part of achieving the goals of our Open Government Plan.  We work to meet the best practices of the General Services Administration Digital.gov  for...