Wyoming will begin using AAMVA’s State-to-State (S2S) Verification Service Driver History Record (DHR) functionality and implement the Commercial Driver's License Information System (CDLIS) solution to connect to the Drug and Alcohol Clearinghouse (DACH) on Monday, August 25, 2025. Tasks related to onboarding WY will be conducted on Sunday, August 24, 2025, between 8.30 AM ET and 9.00 AM ET. AAMVA is taking all steps possible to minimize service interruptions and will be sending alerts notifying states of Central Site availability throughout the process.
Dear CDLIS and State-to-State (S2S) Participants:
Wyoming will begin using S2S Driver History Record (DHR) functionality and implement CDLIS solution to connect to Drug and Alcohol Clearing House (DACH) from Monday, August 25, 2025. Tasks related to onboarding WY will be conducted on Sunday, August 24, 2025, between 8.30 AM ET and 9.00 AM ET.
Central Site will be fully functional during the above specified time, except for the scheduled regular weekend maintenance window. All other systems will be up and running during their usual available hours.
Status and History requests between states should be unaffected by the work at the Central Site, except for inquiries directed to WY. Information about WY ’s availability will be shared in future communications.
Please refer to the Implementation Calendar available under State-to-State (S2S) Verification Service on aamva.org for the list of states joining S2S, DHR, and/or NRII program in the upcoming months.
If you have any questions or concerns, please contact us.
Dear CDLIS and State-to-State (S2S) Participants:
Wyoming will begin using S2S Driver History Record (DHR) functionality and implement CDLIS solution to connect to Drug and Alcohol Clearing House (DACH) from Monday, August 25, 2025. Tasks related to onboarding WY will be conducted on Sunday, August 24, 2025, between 8.30 AM ET and 9.00 AM ET.
Central Site will be fully functional during the above specified time, except for the scheduled regular weekend maintenance window. All other systems will be up and running during their usual available hours.
Status and History requests between states should be unaffected by the work at the Central Site, except for inquiries directed to WY. Information about WY ’s availability will be shared in future communications.
Please refer to the Implementation Calendar available under State-to-State (S2S) Verification Service on aamva.org for the list of states joining S2S, DHR, and/or NRII program in the upcoming months.
If you have any questions or concerns, please contact us.