No, only peace officers can carry a handgun unconcealed. There are many that are considered peace officers in Texas.
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3 1/2 concealed . unlimited unconcealed
You can, but, you better have lawyer on speed dial (even if you are legal to do so)
Montana is a traditional open carry state, and it is legal to carry an unconcealed handgun as long as you are at least 14 years old. Firearms may be prohibited in schools, bars, and government buildings, Firearms are prohibited on property used by the Federal government.
Please refer to RCW 9.41.300, RCW 9.41.280, and RCW 70.108.150.
No, it is not legal.
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Not enough details to answer your question. If you're carrying a loaded firearm in a legal manner, and in legal possession of it, there'd be no charge.
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Yes
You need a lawyer for a correct, legal, and current answer.
In general, yes.