When seeking a Substance Abuse Professional (SAP), it is important to find a qualified individual who meets the requirements set by relevant authorities. Here are some sources that can help you find a qualified SAP:

1. Substance Abuse Professionals (SAP) - U.S. Department of Transportation: The U.S. Department of Transportation provides information on Substance Abuse Professionals who evaluate employees who have violated DOT drug and alcohol program regulations.

2. NAADAC - Benefits of Getting Your SAP Through NAADAC: NAADAC offers a Substance Abuse Professional (SAP) Qualification Certificate and provides resources for finding qualified SAPs.

3. NAADAC SAP Directory: NAADAC's Substance Abuse Professional's U.S. DOT Alcohol and Drug qualification directory helps you find qualified SAPs.

4. FMCSA - Substance Abuse Professionals: The Federal Motor Carrier Safety Administration provides information on licensed or certified Substance Abuse Professionals who have knowledge of diagnosis and treatment in the field.

5. SAPlist: SAPlist is an online directory designed to help you find qualified Substance Abuse Professionals (SAPs) for face-to-face assessments.

6. American Substance Abuse Professionals, Inc.: American Substance Abuse Professionals (ASAP) offers DOT SAP services, drug and alcohol testing, SAP referrals, and qualification courses.

Remember to verify the qualifications and credentials of any SAP you consider contacting. These sources provide valuable information to assist you in finding a qualified Substance Abuse Professional in your search.