Yes.
Tragen des SS-Dienstdolches 36 mit Portepee RdErl. des ChdSPudSD. vom 4.6.1943 - 1A1 a Nr. 172/43 -
The wearing of the SS service Dagger Mod. 36.
Leaders of the Security Police and SD may wear the M36 Service Dagger with army knot when wearing long trousers.
Source; Mollo, Uniforms of the SS - vol. 5, p45.
I believe a similar order applied for W-SS.