When making an arrest without a warrant, the peace officer shall inform the person to be arrested of the officer's authority and the cause of the arrest, unless the person to be arrested is then engaged in the commission of a crime, or is pursued immediately after its commission or after an escape.
AS 12.25.060
Method of arrest by officer without warrant
Official source: Alaska State Legislature. Reproduced from public-domain Alaska statutes; confirm against the official source for the current text. Not legal advice.