Attention:

  • Cdlis.dot.gov will conduct system maintenance on Wednesday, September 24th, from 6:00 PM ET to 10:00 PM ET. This date and time were selected to limit the impact on our users. Users may experience intermittent outages.
  • The Drug and Alcohol Clearinghouse (DACH) will be unavailable from 11:00 PM EDT on Saturday, September 20, to 3:00 AM EDT on Sunday, September 21, due to scheduled system maintenance.
  • The Drug and Alcohol Clearinghouse (DACH) will be unavailable on Saturday, September 20th, 2025 from 11:00PM ET until Sunday, September 21st at 3:00 AM ET, due to scheduled system maintenance.

ATTENTION ATTENTION ATTENTION

  • You are accessing a U.S. Government information system, which includes (1) this computer, (2) this computer network, (3) all computers connected to this network, and (4) all devices and storage media attached to this network or to a computer on this network. This information system is provided for U.S. Government-authorized use only.
  • Unauthorized or improper use of this system may result in disciplinary action, as well as civil and criminal penalties.
  • By using this information system, you understand and consent to the following:
    • You have no reasonable expectation of privacy regarding any communications or data transiting or stored on this information system. At any time, and for any lawful government purpose, the government may monitor, intercept, and search and seize any communication or data transiting or stored on this information system.
    • Any communications or data transiting or stored on this information system may be disclosed or used for any lawful government purpose.
This system contains information protected under the provisions of the Privacy Act of 1974 (Public Law 93-579). Any privacy information displayed on the screen or printed shall be protected from unauthorized disclosure. Individuals who violate privacy safeguards may be subject to disciplinary actions, a fine of up to $5,000, or both.