If they had a warrant, or if they have personal knowledge (see or hear) of something illegal inside. Smell counts too but is more difficult to pin down, you should always answer them outside and shut the door behind you. Also, if they do search your house without a warrant and can't find anything illegal, that is considered an illegal search and you can press charges if you feel it necessary.
It depends on where your name is. The police could suspect you committed a crime, and are attempting to find evidence of that. You could be the police officer that applied or you could be the judge that signed it.
It depends. Warrents allow the police to search something or someone without question (the person cannot refuse the search), so it is good for police. If you happen to be hiding something from the police, then it could be bad for you. It means the police will be able to find whatever you are hiding and you won't be able to say "no, don't search me."
Following website has list of countries and under them are procedures which could help you out. Website : www.wikiprocedure.com
To come into a home the police need a search warrant to search. Without the warrant the evidence is not admissible in court. It would be an illegal search.
It could be one. There are search warrants and arrest warrants. If you have a search warrant, the police are entitled to search your property. After executing the search warrant, if the police establish probable cause to believe that you committed a crime, they can arrest you. If you have an arrest warrant, it is only a matter of time before the police find you and execute the arrest warrant.
They can if there is probable cause and that they could be an accessory to a crime.
If police do not follow procedures, it can result in evidence being excluded in court, cases being dismissed, complaints being filed against the officers, and potential civil lawsuits. It can also damage the credibility and reputation of the police department.
registration and insurance
No, they cannot search you without good reason (which could be things like not walking straight) or your permission.
If the probation officer is conducting the search then he must be there for it. Every state has its own procedures for conducting searches on their probation clients. Police generally cannot assist probation officers with their search, but probation officers can assist police with theirs. But police must still have a search warrant, while probation officers don't-- IF such search is allowed as part of the subject's condition of the probation. In practice, however, probation officers don't help police with their search because they can easily and unknowingly contaminate the evidence or crime scene. Probation officers' searches generally have a different purpose than police searches. If you're asking if the subject's probation officer must be there to conduct a search, then generally yes, they cannot substitute another probation officer for the subject's assigned PO.
Probably you could apply for one. Following website has procedures which can help you out. Website : www.wikiprocedure.com
If a 16-year-old is a runaway in Ionia County, the first step should be to contact the local authorities, such as the police or sheriff's department, to report the situation. They can help in locating the teenager and ensuring their safety. It's also important to reach out to family, friends, and local organizations that provide support for runaways to offer assistance and resources.