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How to Obtain Your DUI Blood Test Results in California

Posted by John Campanella | Aug 18, 2023 | 0 Comments

If you've recently been involved in a DUI (Driving Under the Influence) case in California and had a blood test as part of the legal proceedings, you might be wondering how to access your blood test results. DUI cases can be complex, and understanding the process of obtaining your blood test results is crucial. In this guide, we'll take you through the step-by-step process of acquiring your DUI blood test results in California.

Understanding the Importance of DUI Blood Test Results

In DUI cases, blood test results play a pivotal role in determining the level of alcohol or drugs in a driver's system at the time of the incident. These results are crucial pieces of evidence that can significantly impact the outcome of your case. Understanding your blood test results can help you better comprehend the charges against you and make informed decisions moving forward.

Step 1: Consult Your Attorney

Before you take any steps to obtain your blood test results, it's essential to consult your attorney. Your legal representative will be familiar with the specifics of your case and can guide you on the best approach to acquire the results. They can also provide valuable insights into the legal implications of your blood test results.

Step 2: Contact the Relevant Law Enforcement Agency

To obtain your DUI blood test results, you'll need to contact the law enforcement agency that conducted the blood test. In most cases, this will be the police department that arrested you. You'll need to provide them with specific information, such as the date of the incident, your name, and any case or citation numbers you have. This information will help them locate your records more efficiently.

Step 3: Requesting the Blood Test Results

After contacting the law enforcement agency, you'll need to formally request your blood test results. This is typically done by submitting a written request. You may need to use a specific form provided by the agency, or you might be able to submit a formal letter requesting the results. Make sure your request includes all necessary details, such as your personal information, the date of the incident, and any relevant case or citation numbers.

Step 4: Paying Fees (if applicable)

In some cases, there may be fees associated with obtaining your blood test results. These fees can vary depending on the agency and the extent of the records you're requesting. Make sure to inquire about any fees upfront and be prepared to cover the costs if necessary.

Step 5: Wait for Processing

Once you've submitted your request and any applicable fees, you'll need to wait for the agency to process your request. The processing time can vary, but it's essential to be patient. Keep in mind that government agencies often handle a significant volume of requests, so it might take some time before you receive a response.

Step 6: Reviewing the Results with Your Attorney

Once you receive your blood test results, it's crucial to review them thoroughly with your attorney. Your attorney can help you interpret the results, explain their implications, and discuss potential strategies based on the findings. This step is essential for building a strong defense or negotiating the best possible outcome for your case.

Step 7: Taking Legal Action (if necessary)

If, after reviewing the blood test results, you believe there are inaccuracies or discrepancies, you and your attorney can discuss potential legal actions. This could involve challenging the validity of the blood test, questioning the procedures followed, or exploring other avenues to cast doubt on the results.

In Conclusion

Obtaining your DUI blood test results in California is a multi-step process that requires careful attention to detail and patience. Working closely with your attorney and following the outlined steps will help ensure that you have accurate access to the information you need for your case. Remember that every DUI case is unique, and having a strong legal advocate by your side can make all the difference in achieving the best possible outcome.


1. Q: How can I obtain my DUI blood test results in California?

A: To get your DUI blood test results, you need to follow a series of steps, including contacting the relevant law enforcement agency and formally requesting the results.

2. Q: Can I access my blood test results without a lawyer?

A: While you can access your results without a lawyer, it's highly recommended to consult with an attorney who can guide you through the legal process.

3. Q: Which law enforcement agency do I contact for my blood test results?

A: Contact the law enforcement agency that arrested you, usually the local police department or the California Highway Patrol (CHP).

4. Q: What information do I need to provide when requesting the results?

A: You'll need to provide your personal information, date of the incident, and any relevant case or citation numbers.

5. Q: Is there a specific form to request blood test results?

A: Some agencies might provide specific forms, but you can also submit a formal written request.

6. Q: Are there any fees associated with obtaining the results?

A: There may be fees for processing your request, depending on the agency.

7. Q: How long does it take to receive the blood test results?

A: Processing times can vary, but it's advisable to be patient as government agencies handle numerous requests.

8. Q: Can I expedite the process to get results faster?

A: Generally, agencies have standard processing times, and expediting might not be possible.

9. Q: Can I request blood test results online?

A: Some agencies might offer online request forms, but it's best to check with the specific agency for their preferred method.

10. Q: Can I request results over the phone?

A: It's recommended to request results in writing to maintain a documented record of your request.

11. Q: What if I can't remember the exact date of the incident?

A: Provide as much accurate information as possible; an approximate date could still be helpful.

12. Q: Can someone else request the results on my behalf?

A: Typically, only the individual involved in the case can request their own blood test results.

13. Q: How long are blood test results kept on record?

A: Records retention policies vary, but agencies often keep records for several years.

14. Q: Can I use the blood test results as evidence in my case?

A: Yes, blood test results are crucial evidence in DUI cases.

15. Q: Can I request additional documentation related to the blood test?

A: You can inquire about additional documentation if needed, such as the testing procedure details.

16. Q: What if I believe the blood test results are incorrect?

A: Consult with your attorney to discuss potential legal actions to address inaccuracies.

17. Q: Can I challenge the accuracy of the blood test results?

A: Yes, with the help of an attorney, you can challenge the results if you believe they are inaccurate.

18. Q: Are blood test results admissible in court?

A: Blood test results are generally admissible as evidence in court proceedings.

19. Q: Can I get my blood sample retested by an independent lab?

A: Discuss the possibility of retesting with your attorney, as it could be an option to challenge the results.

20. Q: How soon should I request the blood test results after my arrest?

A: It's advisable to request the results as soon as possible to ensure timely access.

21. Q: Will my attorney receive the results automatically?

A: Your attorney won't automatically receive the results; they need to be formally requested.

22. Q: Can I use the blood test results to negotiate a plea deal?

A: Blood test results can impact plea negotiations, so it's wise to consult your attorney about their strategic use.

23. Q: Can I access my blood test results if my case is still ongoing?

A: Yes, you can typically request your blood test results even if your case is ongoing.

24. Q: What if I misspelled my name on the request?

A: It's important to provide accurate information; contact the agency to correct any mistakes.

25. Q: Will my blood test results be private?

A: Your blood test results are considered confidential, but they can be used as evidence in court proceedings.

26. Q: Can I request a copy of the lab report for my blood test?

A: You can inquire about receiving a copy of the lab report along with your blood test results.

27. Q: Can I refuse to provide my blood test results to the prosecution?

A: Consult with your attorney before making any decisions about sharing evidence with the prosecution.

28. Q: Are blood test results the only evidence used in DUI cases?

A: Blood test results are significant evidence, but other factors can also influence the outcome of a DUI case.

29. Q: Can I access my blood test results if my case was dismissed?

A: Even if your case was dismissed, you can still request your blood test results for your records.

30. Q: Can I use my blood test results for a DMV hearing?

A: Blood test results can be used as evidence in DMV hearings related to your driver's license suspension.

About the Author

John Campanella

I have been representing people accused of drunk driving since I began practicing in 1995. I am active member of the National College of DUI Defense, a member of California DUI Lawyers Association, I am certified by the National Highway and Traffic Association for the administration of Field Sobriety Tests. I regularly attend DUI continuing education of the Bar, have tried over 35 Jury Trials, hundreds of pretrial motions and over 1000 DMV hearings all relating to DUI cases.


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