On 27 September 1939, the SiPo became a part of the RSHA under Heydrich.[64] The operational sections of the SD became (department) Amt III and for foreign intelligence, Amt VI; the Gestapo became Amt IV and the Kripo became Amt V. Otto Ohlendorf was named the Chief of Amt III, the SD-Inland (within Germany); Heinrich Müller was named the Chief of Amt IV, the Gestapo; Arthur Nebe was named the Chief of Amt V, the Kripo; and Walter Schellenberg became Chief of Amt VI, the SD-Ausland (outside Germany).