...committed in their presence, or for any felony cognizable under the laws of the United States if they have reasonable grounds to believe that the person to be arrested has committed or is committing such felony." 18 USC § 3052. It says nothing either way about executing warrantless arrests in the...

..."make arrests without warrant for felonies cognizable under the laws of the United States if they have reasonable grounds to believe that the person to be arrested has committed or is committing such a felony." By regulation, 39 CFR § 232.5 (a) (3) (1975), and in identical language, the Board...

...States committed in his presence, or for any felony cognizable under the laws of the United States if he has reasonable grounds to believe that the person to be arrested has committed or is committing such felony, provided such arrests occur within that system or the person to be arrested is fleeing...

...of the United States in cases where such felony has in fact beea or is being committed and they have reasonable grounds to believe that the person to be arrested has committed or is committing it. The marshals and their deputies shall also have the power to carry firearms. Approved, June 15,...

...of the United States in cases where such felony has in fact been or U being committed and they have reasonable grounds to believe that the person to be arrested has committed or is committing it. The marshals and their deputies shall also have the power to carry firearms. The following extract...

...cognizable under the laws of the United States committed outside the officer's presence if the officer has reasonable grounds to believe that the person to be arrested has committed or is committing a felony; and (4) perform any other law enforcement duty that the Secretary of the Treasury may designate....

...of the United States in cases where such felony has in fact been or is being committed and they have reasonable grounds to believe that the person to be arrested has committed or is committing it," I0 and they are also given the same powers as sheriffs in the same state may have, by law, in...

...States committed in his presence, or for any felon: cognizable under the laws of the United States if he has reasonable grounds to believe that the person to be arrested has committed, or is committing, such felony; and (4) In respect to the performance of such duty, make seizures of property subject...

...States committed in his presence, or for any felony cognizable under the laws of the United States if he has reasonable grounds to believe that the person to be arrested has committed, or is committing, such felony; and (4) In respect to the performance of such duty, make seizures of property subject...

...States committed in his presence, or for any felony cognizable under the laws of the United States if he has reasonable grounds to believe that the person to be arrested has committed, or is committing, such felony; and (d) In respect to the performance of such duty, make seizures of property subject...