Usage patterns
令状を発行するto issue a warrant
The judge issued a warrant for the arrest.
令状を取るto obtain a warrant
The police obtained a warrant for the house search.
令状なしで〈動詞〉to do something without a warrant
They cannot enter the house without a warrant.
令状に基づいて〈動詞〉to act based on a warrant
The police conducted the search based on the warrant.