Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2 - Sub-part 16: Pre-emptive Priority Call (PPC) (Endorsement of the English version EN 300392-11-16 V1.2.1 (2004-09) as German standard)
Edition 2005-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 17: Include Call (IC) (Endorsement of the English version EN 300392-11-17 V 1.1.2 (2002-01) as German standard)
Edition 2003-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 18: Barring of Outgoing Calls (BOC) (Endorsement of the English version EN 300392-11-18 V 1.1.1 (2001-08) as German standard)
Edition 2003-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 19: Barring of Incoming Calls (BIC) (Endorsement of the English version EN 300392-11-19 V 1.1.1 (2001-08) as German standard)
Edition 2003-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 21: Ambience Listening (AL) (Endorsement of the English version EN 300392-11-21 V 1.1.1 (2003-04) as German standard)
Edition 2003-11

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 1: Call Identification (CI) (Endorsement of the English version EN 300392-12-1 V1.2.2 (2007-08) as German standard)
Edition 2007-12

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 3: Talking Party Identification (TPI) (Endorsement of the English version EN 300392-12-3 V1.3.1 (2006-04) as German standard)
Edition 2006-11

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 4: Call Forwarding (CF) (Endorsement of the English version EN 300 392-12-4 V1.4.1 (2016-07) as German standard)
Edition 2017-01

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 6: Call Authorized by Dispatcher (CAD) (Endorsement of the English version EN 300392-12-6 V1.3.1 (2006-02) as German standard)
Edition 2006-11

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sup-part 8: Area Selection (AS) (Endorsement of the English version EN 300392-12-8 V1.2.1 (2010-07) as German standard)
Edition 2011-01