On Saturday, August 29, the Frisco Police Department joins agencies across the country for Saturation Saturday, a high-visibility enforcement effort aimed at removing impaired drivers from the road. More officers, more stops, less discretion.
That one Saturday is the part making the news. It is not the part that matters most. Saturation Saturday sits inside the Labor Day impaired-driving enforcement period, which runs through the holiday weekend — Labor Day falls on Monday, September 7 this year — and that stretch is consistently the heaviest DWI enforcement window on the North Texas calendar.
So the advice comes in two halves, and both are worth taking seriously. Make the plan before the first drink. And if a stop happens anyway, understand that an arrest is not a conviction — and that what happens during the stop, during the testing, and in the fifteen days afterward can decide the case.
A Saturation Patrol Is Not a Checkpoint
People hear “saturation” and picture a roadblock with officers leaning into car windows. Texas does not have those.
The Texas Court of Criminal Appeals held in Holt v. State, 887 S.W.2d 16 (Tex. Crim. App. 1994), that DWI roadblocks are unconstitutional in Texas in the absence of a statewide scheme authorised by the Legislature. No such statute has been passed since. Sobriety checkpoints are not lawful in Texas, and no driver in Frisco is going to be waved into one.
A saturation patrol works differently. The department puts additional marked units into a defined area during defined hours. Every one of those units still needs an individualised, lawful reason to stop your particular vehicle — and in practice that reason is an ordinary traffic violation:
- Speeding, or driving unreasonably slowly for conditions
- Failing to signal a turn or lane change
- Weaving, or touching a lane divider
- Expired registration or an expired inspection
- A brake light, headlight, or licence plate lamp out
- Rolling a stop sign, or stopping past the line
That is the real consequence of extra patrols. Minor violations that would draw no attention on a Tuesday become the doorway to a full DWI investigation on a saturation night. It is also the first thing a defense lawyer looks at, because if the stop itself was not supported by reasonable suspicion, everything gathered after it is open to challenge. Our guide to probable cause in DWI cases covers that analysis in detail.
What Becomes Evidence, Stage by Stage
A DWI case is built in layers, and each layer can be attacked separately. Heavier enforcement does not change the layers. It changes how many people move through them in one night, and how fast.
| Stage | What the State takes from it | What gets examined later |
| The stop | A traffic violation justifying the detention | Whether the violation actually occurred, and whether the dash camera supports the officer's account |
| First contact | Odour of alcohol, slurred speech, bloodshot eyes, fumbling for documents | These are subjective impressions written up after the fact, and body-camera footage frequently does not match the report |
| Field sobriety tests | Scored “clues” on the walk-and-turn, one-leg stand, and horizontal gaze nystagmus | Whether the standardised instructions were given correctly, and whether injury, age, weight, footwear, roadside slope, or passing traffic affected performance |
| Arrest decision | Probable cause to believe you were intoxicated | What the officer actually knew at that moment, not what testing showed afterwards |
| Breath or blood | A number, or a refusal to provide one | Warrant validity, the statutory warning, chain of custody, instrument maintenance and calibration records, and lab methodology |
| Statements | Your own answers about where you had been and what you had consumed | When the questioning became custodial, and what warnings preceded it |
The most useful thing to notice about that table is how much of the top half is opinion rather than measurement. For more on what the roadside encounter looks like from the inside, see what to do if you are stopped for a DWI in Texas.
“No Refusal” Does Not Mean You Cannot Refuse
Enforcement periods in Texas are often described as “no refusal” weekends. The phrase is misleading. It does not remove your ability to decline a breath or blood test. It means the agency has arranged for a magistrate to be available to review warrant applications quickly, so a refusal is answered with a warrant rather than ending the investigation.
Under Texas Transportation Code § 724.011, a person arrested for DWI is deemed to have consented to a breath or blood specimen. Before requesting one, the officer must give the statutory warning required by § 724.015 — the DIC-24 — which spells out what refusing costs.
Those costs are administrative, and they run separately from the criminal case:
| What happened | Licence suspension exposure |
| Refused to provide a specimen, first time | 180 days under § 724.035 |
| Refused, with a prior refusal or alcohol-related contact in the past 10 years | Two years under § 724.035 |
| Provided a specimen of 0.08 or more, first time | 90 days under § 524.022 |
| Provided a specimen of 0.08 or more, with a prior contact in the past 10 years | One year under § 524.022 |
A refusal does not end the evidence either. In Missouri v. McNeely, 569 U.S. 141 (2013), the Supreme Court held that the natural dissipation of alcohol in the bloodstream is not by itself an emergency justifying a warrantless blood draw. The Texas Court of Criminal Appeals went further in State v. Villarreal, 475 S.W.3d 784 (Tex. Crim. App. 2014), holding that the implied-consent and mandatory-blood-draw statutes do not themselves create an exception to the warrant requirement. Birchfield v. North Dakota, 579 U.S. 438 (2016), then drew the line between the two tests: a breath test may be taken as a search incident to arrest, while a blood draw generally requires a warrant or valid consent.
Separately, § 724.012(b) directs an officer to take a specimen in certain situations regardless of refusal — among them a crash in which someone died or is likely to die, a crash causing serious bodily injury requiring hospital transport, a child passenger under 15, and certain prior intoxication convictions. Even there, the warrant question does not disappear. Which test you gave, and how it was obtained, drives much of the defense; our comparison of the breath test and the blood test in a Texas DWI case sets out the differences.
The 15-Day Deadline Nobody Mentions at the Jail
This is the most time-sensitive paragraph on this page, and the one most often missed.
A DWI arrest starts two separate proceedings. One is the criminal case. The other is an Administrative Licence Revocation — a civil action against your driving privileges that runs on its own clock and does not wait for the criminal case.
You have 15 days from receipt of the notice of suspension to request an ALR hearing, under Transportation Code § 524.031 for a failed test and § 724.041 for a refusal. Miss that window and the suspension simply takes effect, with nothing left to litigate. Request it in time and the suspension is held pending the hearing, your lawyer gets an early look at the officer's sworn report, and the hearing itself becomes a chance to question the arresting officer under oath months before any trial setting.
The notice is usually the piece of paper handed over at release, which is exactly the moment nobody is reading carefully. If you were arrested over a holiday weekend, count the days from that paper — not from your first court date.
What a Frisco DWI Charge Actually Carries
Grades and enhancements turn on your record and the specific facts, so treat these as the framework rather than a prediction:
- First offense: Class B misdemeanor under Penal Code § 49.04, with a minimum term of confinement of 72 hours and a fine of up to $2,000.
- Alcohol concentration of 0.15 or more: Class A misdemeanor under § 49.04(d).
- Second offense: Class A misdemeanor, with a 30-day minimum.
- Third or subsequent offense: third-degree felony, punishable by two to ten years.
- Child passenger under 15: state jail felony under § 49.045.
- Open container in the vehicle: a separate offense under § 49.031, and an enhancement to the minimum confinement on a DWI.
On top of the criminal fine, Transportation Code § 709.001 imposes a separate state fine on conviction — $3,000 for a first DWI within 36 months, $4,500 for a second, and $6,000 where the alcohol concentration was 0.16 or more. Add the licence consequences, the possibility of an ignition interlock as a condition of bond or probation, and the insurance and employment fallout, and the true cost of a plea is rarely the number quoted in the courtroom. Our guide to a first-offense DWI in Texas and our explanation of when a DWI becomes a felony both go further.
Where a Frisco Case Is Actually Heard
Frisco straddles a county line, and that detail decides where you spend your court dates. The city sits mostly in Collin County, with a portion in Denton County. A misdemeanor DWI from the Collin County side is handled in the county courts at law in McKinney; one from the Denton County side, in Denton. Frisco Municipal Court handles Class C matters, which is where a minor charged under Alcoholic Beverage Code § 106.041 for driving with any detectable amount of alcohol can end up. That is a different offense from DWI, and it is covered on our page for Collin County underage DWI defense.
Any High Is a DWI
One of the hashtags carried on the Frisco Police announcement was #AnyHighIsADWI, and it reflects the statute accurately. Penal Code § 49.01 defines intoxication two ways, and the State needs only one of them: either an alcohol concentration of 0.08 or more, or not having the normal use of mental or physical faculties by reason of alcohol, a controlled substance, a drug, a dangerous drug, a combination of those substances, or any other substance introduced into the body.
Read that list again. It includes lawfully prescribed medication. A driver who took a sleep aid, a muscle relaxant, an anxiety medication, or a prescribed opioid exactly as directed can be arrested for DWI in Texas, because the offense turns on the loss of normal faculties rather than on whether the substance was legal. Marijuana and THC products sit in the same place, with the added problem that there is no roadside instrument for them and no per se limit.
In those cases officers frequently call in a Drug Recognition Expert, whose conclusion comes from a twelve-step evaluation rather than a machine. That evaluation is a good deal more contestable than most people assume — our breakdown of the Texas 12-step DRE evaluation explains where it tends to break down, and we have written separately about DWI charges with no alcohol involved at all.
Before You Go Out in Frisco This Weekend
Everything above is what happens after something goes wrong. This part is how you keep it from happening.
- Decide the ride home before the first drink, not after the last one. Every plan made at the end of the night is made by someone whose judgment is already the thing in question.
- Name a designated driver out loud. An unspoken assumption about who is driving is not a plan.
- Use a rideshare and leave the car. A ticket for overnight parking is not a criminal charge. Frisco PD has promoted rideshare voucher programmes alongside recent campaigns, with limited availability — check the department's own channels for what is current.
- Do not “sleep it off” in the driver's seat. This is the most common well-intentioned mistake in Texas. The offense is operating a vehicle, not driving one, and a running engine plus keys in the ignition plus a public parking lot supplies most of what the State needs. See whether you can sleep it off in your car and our longer piece on what “operating a motor vehicle” means in Texas.
- Fix the small things on the car. On a saturation night, a burned-out plate lamp is a reason to be pulled over.
If you know someone heading out in Frisco this weekend, this is the part worth forwarding to them.
What This Means for You
Increased enforcement means increased scrutiny — of drivers first, and afterwards of the officers. The reason for the stop, the administration of the field sobriety tests, the officer's written observations, the body and dash camera footage, and the breath or blood evidence all become moving parts in a case, and every one of them is something a defense lawyer can test.
If you are arrested, the order of operations is short: say as little as possible beyond identifying yourself, do not try to explain your way out of it at the roadside, keep every piece of paper you were handed, and get a lawyer involved before that 15-day window closes. Our guide to the timeline from arrest to bond covers the first hours.
Edgett Law Firm defends people facing DWI and other criminal charges across North Texas. If you were stopped or arrested in Frisco, or anywhere in Collin or Denton County, our Collin County DWI defense lawyers and our Frisco trial attorneys can review exactly what officers did — and what they did not. Contact us for a free consultation.
Frequently Asked Questions
Does Frisco use DWI checkpoints?
No. Sobriety checkpoints are not lawful anywhere in Texas. The Texas Court of Criminal Appeals held in Holt v. State, 887 S.W.2d 16 (Tex. Crim. App. 1994), that DWI roadblocks are unconstitutional in the absence of a statewide scheme authorised by the Legislature, and no such statute has been passed. Frisco police use saturation patrols instead, which means additional officers working an area — and every stop still requires an individualised, lawful reason.
What is a DWI saturation patrol?
A saturation patrol is an enforcement operation in which a department assigns extra marked units to a defined area during defined hours to look for impaired drivers. Unlike a checkpoint, it does not stop vehicles at random. Officers must still observe an individualised reason to pull a particular car over, which is usually an ordinary traffic violation such as speeding, failing to signal, weaving, or a burned-out light.
Can you refuse a breath or blood test during a Texas no-refusal weekend?
Yes. A no-refusal period does not remove your ability to decline. It means the agency has a magistrate available to review warrant applications quickly, so a refusal is typically met with a warrant for a blood draw rather than ending the investigation. Refusing still carries an administrative licence suspension of 180 days for a first refusal, or two years where there is a prior refusal or alcohol-related contact within the past ten years, under Transportation Code § 724.035.
How long do I have to save my licence after a DWI arrest in Texas?
Fifteen days from receipt of the notice of suspension. A DWI arrest triggers an Administrative Licence Revocation proceeding that is separate from the criminal case, and the request for a hearing must be made within that window under Transportation Code § 524.031 for a failed test or § 724.041 for a refusal. If the request is not made in time, the suspension takes effect automatically. If it is made, the suspension is held pending the hearing, which also gives your lawyer an early opportunity to question the arresting officer under oath.
Is a first DWI in Texas a misdemeanor?
Usually. A first offense is a Class B misdemeanor under Penal Code § 49.04, carrying a minimum term of confinement of 72 hours and a fine of up to $2,000. It rises to a Class A misdemeanor where the alcohol concentration was 0.15 or more, and a first offense can be charged as a state jail felony under § 49.045 if a child under 15 was a passenger. A separate state fine of up to $6,000 applies on conviction under Transportation Code § 709.001.
Can I get a DWI in Texas for prescription medication or marijuana?
Yes. Penal Code § 49.01 defines intoxication as not having the normal use of mental or physical faculties by reason of alcohol, a controlled substance, a drug, a dangerous drug, a combination of those substances, or any other substance — or having an alcohol concentration of 0.08 or more. Lawfully prescribed medication taken as directed is covered, because the offense turns on the loss of normal faculties rather than the legality of the substance. There is no roadside breath instrument and no per se limit for drugs, so these cases often rest on a Drug Recognition Expert's twelve-step evaluation.
Where is a Frisco DWI case heard?
It depends which side of the county line the stop occurred on. Frisco sits mostly in Collin County, with a portion in Denton County. A misdemeanor DWI from the Collin County side is handled in the county courts at law in McKinney, and one from the Denton County side in Denton. Frisco Municipal Court handles Class C matters, which includes a minor charged under Alcoholic Beverage Code § 106.041 for driving with any detectable amount of alcohol.