# Info that police can collect without a warrant?

**URL:** <https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331>\
**Category:** Factual Questions\
**Created:** [September 8, 2021, 8:30pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331 "2021-09-08T20:30:54Z")\
**Posts on this page:** 20\
**Page:** 4

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**Author:** ![Machine\_Elf](https://avatars.discourse-cdn.com/v4/letter/m/82dd89/32.png) [@Machine\_Elf](https://boards.straightdope.com/u/Machine_Elf)\
**Post date:** [September 10, 2021, 5:40pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/61 "2021-09-10T17:40:28Z")

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> [@Keeve](#):
>
> But then I wonder, what if he responds to my silence with something like, “That constitutes hindering an official investigation.” What am I supposed to do then? I don’t want to get myself in trouble, and I understand that even something as innocent as “I didn’t see anything” _can_ get me in trouble. But as a good citizen, I truly do want to be cooperative and helpful.

You’re not allowed to hinder an investigation, but you are under no legal obligation to help it. “I didn’t see anything” or “I don’t want to say anything” may get you charged with something at first, but it won’t get you convicted of anything. If the officer is dumb enough to charge you and arrest you, the charges will later be dismissed, and you may have an opportunity to claim damages. Here’s one case where a good Samaritan at a motor vehicle crash scene didn’t want to talk to the police, was subjected to a violent, injurious arrest, and ultimate was awarded $290,000 in civil damages:

[![](https://img.youtube.com/vi/cv_oTM80PlA/maxresdefault.jpg "Officers Arrest Good Samaritan After Aiding Crash") ](https://www.youtube.com/watch?v=cv_oTM80PlA&t=79)

As far as “what should you do” when faced with a situation where a cop is threatening to violate your rights, well, that’s up to you. Depending on your personal circumstances (maybe you just can’t afford to take time off of work to deal with a bullshit arrest/detention and subsequent civil suit), it may be in your best interest to avoid rocking the boat. OTOH, maybe you’re interested in standing up for your rights, and you’re willing to go to some trouble to do so. How much trouble you should be willing to put up with is up to you.

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**Author:** ![md-2000](https://avatars.discourse-cdn.com/v4/letter/m/9d8465/32.png) [@md-2000](https://boards.straightdope.com/u/md-2000)\
**Post date:** [September 10, 2021, 6:37pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/62 "2021-09-10T18:37:53Z")

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> [@Martin\_Hyde](#):
>
> @md-2000 is offering basically legal advice that isn’t supported by the law, mixed in with scare talk of a cop randomly arresting you for no reason. It would be a disservice to your constitutional rights to listen to that as advice on how to behave in a police interaction.

OK, I was responding to “what _could_ happen?”. You are correct - legally, nothing _should_ happen.

True, legally, in a perfect world, the police can ask you anything, you are free not to answer except to provide your name if asked and _if_ the police have reason to believe you are involved in a crime. You are polite, they are polite, and that is it.

The one “interesting” encounter with police that I recall, an RCMP officer tried to tell my passenger he was obliged to identify himself under the Vagrancy Act, almost a decade after the Canadian Supreme Court had ruled it unconstitutional. (He did nothing more, stopped asking, when I pointed this out - obviously he was expecting a bunch of yahoos who knew nothing, he could lie to)

In the end, since I was sober, polite, provided my license, had not violated any traffic laws and they did nothing and let us proceed. This is what will happen 99.99% of the time. (They pulled us over because I was driving the car of a person who had had 2 or 3 DUI’s and it was just after bar closing time).

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**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [September 10, 2021, 7:10pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/63 "2021-09-10T19:10:51Z")

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> [@Martin\_Hyde](#):
>
> > [@](#):
> >
> > ## I’ve been pulled over by the police
> > 
> > > ### Your rights
> > > 
> > > - Both drivers and passengers have the right to remain silent.
> > > - If you’re a passenger, you can ask if you’re free to leave. If yes, you may silently leave.
> 
> And
> 
> > [@](#):
> >
> > ### What to do if you are arrested or detained
> > 
> > > - Say you wish to remain silent and ask for a lawyer immediately. Don’t give any explanations or excuses. Don’t say anything, sign anything, or make any decisions without a lawyer.
> > > - If you have been arrested by police, you have the right to make a local phone call. The police cannot listen if you call a lawyer. They can and often will listen to a call made to anyone else.
> > > 
> > > ### If you believe your rights were violated
> > > 
> > > - Write down everything you remember, including officers’ badges and patrol car numbers, which agency the officers were from, and any other details. Get contact information for witnesses.
> > > - If you’re injured, seek medical attention immediately and take photographs of your injuries.
> > > - File a written complaint with the agency’s internal affairs division or civilian complaint board. In most cases, you can file a complaint anonymously if you wish.

Have there been any official police responses as to the accuracy of this list?

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**Author:** ![silenus](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/silenus/32/166_2.png) [@silenus](https://boards.straightdope.com/u/silenus)\
**Post date:** [September 10, 2021, 7:43pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/64 "2021-09-10T19:43:11Z")

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I’m not police, but it is pretty much a direct quote from the ACLU pamphlets I give out in my Government classes.

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**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [September 10, 2021, 7:48pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/65 "2021-09-10T19:48:39Z")

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I know, but I was curious as to the official police view of this list.

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**Author:** ![silenus](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/silenus/32/166_2.png) [@silenus](https://boards.straightdope.com/u/silenus)\
**Post date:** [September 10, 2021, 7:57pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/66 "2021-09-10T19:57:38Z")

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Well, the LEOs on campus who teach ROP Law Enforcement have said it’s a pretty good list, if for no other reason than that it advises compliance and non-resistance. People who follow the list aren’t going to be a danger or really much of a hassle to the cops. They might be a bit annoying to police, but that is part and parcel of being a cop.

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**Author:** ![mjmartin](https://avatars.discourse-cdn.com/v4/letter/m/3d9bf3/32.png) [@mjmartin](https://boards.straightdope.com/u/mjmartin)\
**Post date:** [September 10, 2021, 8:14pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/67 "2021-09-10T20:14:14Z")

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I think the ACLU list mainly comes from court decisions in response to cases against the police. Imho, asking for the police response is a bit like asking how the fox feels about locks on the henhouse.

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**Author:** ![UltraVires](https://avatars.discourse-cdn.com/v4/letter/u/ecccb3/32.png) [@UltraVires](https://boards.straightdope.com/u/UltraVires)\
**Post date:** [September 10, 2021, 11:05pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/68 "2021-09-10T23:05:44Z")

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> [@pkbites](#):
>
> Asking people for their SS# is not violating someones civil rights.  
> Officers lying to people is not violating their civil rights.  
> And what “civil rights” are you talking about, any way?
> 
> If they arrested someone for not providing a SS#, NOW you’d possibly have a civil rights violation.

I disagree. You as a police officer, just like me are free to ask someone for their Facebook password. And that person may tell you or I to go get lost, that they don’t have to tell us.

The fact that you are in uniform and carrying a gun (sees it is GQ) arguably should matter, but it does not. But, if you tell them that you will arrest them if they don’t provide it, then it turns from a voluntary question into an illegal threat to violate their civil rights. If you get their Facebook password from them under those circumstances, it was not a voluntary disclosure, but under a threat, and would likely be excluded from trial and fruits from it.

I respectfully believe that you are mistaken in that you can lie to people about factual situations (we have your DNA all over the place!) but not legal questions (just tell us the truth and I’ll give you immunity).

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**Author:** ![md-2000](https://avatars.discourse-cdn.com/v4/letter/m/9d8465/32.png) [@md-2000](https://boards.straightdope.com/u/md-2000)\
**Post date:** [September 11, 2021, 1:48am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/69 "2021-09-11T01:48:48Z")

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There was a case in Canada about 1970 where a man and his girlfriend were arrested for the unsolved murder of the man’s wife. During the interrogation they presented the man with his girlfriend’s “signed confession” and told him he would be taking the full rap unless he confessed. He laughed at them, told them they were full of shit, and then when they released him (no evidence) he and his girlfriend tried to have the police charged with forgery for the false signature. IIRC, it went all the way to the Supreme Court, where the court said that was a legal tactic for the police to use.

I assume there are similar decisions for the USA for this sort of tactic. I get a laugh out of the Law & Order and similar where the police always say “if you tell us what happened we can make it easier for you”. They don’t. But they can lie about evidence and such.

Police cannot give you immunity or promise a lesser sentence (only the prosecutor can plea bargain AFAIK, IANAL) They can suggest they would charge you for additional crimes that they can claim ou have committed. But - good question, can they make up crimes that don’t exist or legal requirements that don’t apply?

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**Author:** ![Martin\_Hyde](https://avatars.discourse-cdn.com/v4/letter/m/47e85d/32.png) [@Martin\_Hyde](https://boards.straightdope.com/u/Martin_Hyde)\
**Post date:** [September 11, 2021, 1:54am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/70 "2021-09-11T01:54:24Z")

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FWIW it is almost universally true if you confess you will face less punishment than if you’re convicted at trial. When police say that you’re helping yourself if you confess, it isn’t a complete lie. That doesn’t mean it’s smart to confess. The vast majority of serious criminal cases (I think I’ve read 80%), ultimately end in confessions and guilty pleas. But there is no reason for anyone to confess on the day they are arrested. Get an attorney in there, the attorney can work out a good deal for you in which you may ultimately confess, and you’ll make sure all your rights were protected and etc.

It’s possible things could break your way too, maybe your attorney will find evidence against you was collected impermissibly. Maybe a witness to the event dies before trial etc etc. While the police are not strictly lying when they say that telling them the truth can help you, it still isn’t smart. It only helps you in the context of **if you are guilty** , and it helps you as compared to someone who loses at trial. But it likely **does not** help you as much as a negotiated plea agreement hammered out by your attorney with the prosecutor in which your confession has yet to be freely given–without your confession the prosecutor has incentive to offer a better deal since his case isn’t as strong (unless he has such incontrovertible physical evidence that your confession matters little.)

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**Author:** ![UltraVires](https://avatars.discourse-cdn.com/v4/letter/u/ecccb3/32.png) [@UltraVires](https://boards.straightdope.com/u/UltraVires)\
**Post date:** [September 11, 2021, 4:22am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/71 "2021-09-11T04:22:45Z")

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> [@md-2000](#):
>
> I get a laugh out of the Law & Order and similar where the police always say “if you tell us what happened we can make it easier for you”. They don’t.

Right, but what was the subject actually promised? The police can use vague statements about how “it is better” if you do this because what are they saying? Case law pretty much holds that they must make a specific threat or promise for that statement to be inadmissible. Likewise your demand to remain silent must be unambiguous. If you ask if you should talk to a lawyer or say that “maybe” you should talk to a lawyer, that isn’t good enough. You must say “I wish to speak with a lawyer now, and I invoke my right to remain silent.” A case a few years ago got some chortles on here because merely remaining silent wasn’t enough. The suspect had to say that he wished to remain silent.

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**Author:** ![UltraVires](https://avatars.discourse-cdn.com/v4/letter/u/ecccb3/32.png) [@UltraVires](https://boards.straightdope.com/u/UltraVires)\
**Post date:** [September 11, 2021, 4:55am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/72 "2021-09-11T04:55:14Z")

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But as a general answer to the OP, there is nothing wrong or illegal with anyone _asking_ you a question, even a very personal one. So the courts have held that a police officer on duty can do the same thing–subject to you telling me or the officer, “Whoa, buddy! That’s none of your business!”

I mean, if you walked up to me and asked me what my wife’s favorite sexual position was, I might think that very uncouth. I would refuse to answer. But what law prohibits asking it?

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**Author:** ![pkbites](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/pkbites/32/204_2.png) [@pkbites](https://boards.straightdope.com/u/pkbites)\
**Post date:** [September 11, 2021, 1:49pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/73 "2021-09-11T13:49:10Z")

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> [@md-2000](#):
>
> Police cannot give you immunity or promise a lesser sentence (only the prosecutor can plea bargain AFAIK, IANAL) They can suggest they would charge you for additional crimes that they can claim ou have committed.

This is absolutely correct. Offering a reduced sentence is one of the interview techniques I cannot do. Big no-no! After a subject writes out their confession there is a form that is read to them that they sign. One section says, in effect, “I was not promised a reduced sentence by the investigator”.

However I can say things like “hey, I’m just charging you with this. If I wanted to be a prick I could charge you with this, that, and the other thing”. Notice that statement isn’t a direct threat to charge you with other stuff or that I will if you don’t tell me what I want to know. It’s just a reminder of how nice I am not to charge you with all the other little things you did in addition to the big thing.

But none of is pertinent to the link in the OP. I don’t see any violation or illegal seizure in asking for a SS#. And until we find out what happens to those that refuse were kind of stalled in the conversation on it.

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**Author:** ![UltraVires](https://avatars.discourse-cdn.com/v4/letter/u/ecccb3/32.png) [@UltraVires](https://boards.straightdope.com/u/UltraVires)\
**Post date:** [September 11, 2021, 4:50pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/74 "2021-09-11T16:50:26Z")

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> [@pkbites](#):
>
> However I can say things like “hey, I’m just charging you with this. If I wanted to be a prick I could charge you with this, that, and the other thing”. Notice that statement isn’t a direct threat to charge you with other stuff or that I will if you don’t tell me what I want to know. It’s just a reminder of how nice I am not to charge you with all the other little things you did in addition to the big thing.

Text doesn’t come with much emotion. Are you just letting them know that you cut them a break or are we at the OP’s question where you pretty much say, “I really would like that Facebook password and SSN. You don’t have to give it to me, but it would be a shame if I had to charge you with these additional four offenses.”?

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**Author:** ![pkbites](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/pkbites/32/204_2.png) [@pkbites](https://boards.straightdope.com/u/pkbites)\
**Post date:** [September 12, 2021, 12:14am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/75 "2021-09-12T00:14:05Z")

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Did the OP link say they were asking for actual passwords or just social media handles and such? There is a substantial difference.

I can diffuse an aggressive violator on a traffic stop by reminding them they’re just getting a speeding ticket and not also being cited for the burnt out tail lights, lack of tire tread, loud muffler, and failure to wear a safety belt. Getting them to count their blessings can go a long way. Yet none of those are threats.

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**Author:** ![mjmartin](https://avatars.discourse-cdn.com/v4/letter/m/3d9bf3/32.png) [@mjmartin](https://boards.straightdope.com/u/mjmartin)\
**Post date:** [September 12, 2021, 8:19pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/76 "2021-09-12T20:19:05Z")

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> [@pkbites](#):
>
> I can diffuse an aggressive violator on a traffic stop by reminding them they’re just getting a speeding ticket and not also being cited for the burnt out tail lights, lack of tire tread, loud muffler, and failure to wear a safety belt. Getting them to count their blessings can go a long way. Yet none of those are threats.

This is one of the things that scare me about police overreach though. Say an officer pulls someone over for speeding, and notice 3 other minor violations. Perhaps the officer would normally be willing to just write the speeding ticket and let them go on their way. But then they refuse to answer questions, like, “what’s your social media info?”, so they get all four tickets instead. No policies have been violated, and they received legitimate tickets, but in reality they received 3 extra tickets for “not being cooperative” (i.e. simply for standing on their rights).

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**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [September 12, 2021, 8:34pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/77 "2021-09-12T20:34:31Z")

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> [@pkbites](#):
>
> Yet none of those are threats

All of those are threats because the message received is that if they don’t cooperate totally, whether they have to legally or not, you will add those charges.

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**Author:** ![pkbites](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/pkbites/32/204_2.png) [@pkbites](https://boards.straightdope.com/u/pkbites)\
**Post date:** [September 12, 2021, 8:56pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/78 "2021-09-12T20:56:22Z")

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No, because I didn’t say that at all.

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**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [September 12, 2021, 8:59pm UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/79 "2021-09-12T20:59:19Z")

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And there is no way it could be inferred from your message?

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**Author:** ![puzzlegal](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/puzzlegal/32/3827_2.png) [@puzzlegal](https://boards.straightdope.com/u/puzzlegal)\
**Post date:** [September 13, 2021, 12:21am UTC](https://boards.straightdope.com/t/info-that-police-can-collect-without-a-warrant/950331/80 "2021-09-13T00:21:49Z")

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But I would absolutely infer it. And i would absolutely feel that you were threatening me. Because you are threatening me. Maybe there’s some legal standard of threat that you aren’t quite meeting, but in the real world, that’s a threat.

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