Access and Terminal (AT) - 64 kbit/s digital unrestricted leased line with octet integrity (D64U) - Terminal equipment interface (Endorsement of the English version EN 300290 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Industrial communication networks - Fieldbus specifications - Part 5-11: Application layer service definition - Type 11 elements (IEC 61158-5-11:2007); English version EN 61158-5-11:2008, only on CD-ROM
Edition 2008-09

Access and Terminals (AT) - Multiple 64 kbit/s digital unrestricted leased lines with octet integrity presented at a structured 2048 kbit/s interface at either or both ends (D64M) - Connection characteristics and network interface presentation (Endorsement of the English version EN 300766 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Industrial communication networks - Fieldbus specifications - Part 6-14: Application layer protocol specification - Type 14 elements (IEC 61158-6-14:2014); English version EN 61158-6-14:2014, only on CD-ROM
Edition 2015-09

Home and Building Electronic Systems (HBES) - Part 3-3: Aspects of application - HBES Interworking model and common HBES data types; English version EN 50090-3-3:2009
Edition 2009-09

Industrial communication networks - Fieldbus specifications - Part 5-14: Application layer service definition - Type 14 elements (IEC 61158-5-14:2014); English version EN 61158-5-14:2014, only on CD-ROM
Edition 2015-09

Industrial communication networks - Profiles - Part 3-2: Functional safety fieldbuses – Additional specifications for CPF 2 (IEC 61784-3-2:2021); English version EN IEC 61784-3-2:2021
Edition 2023-04

Industrial communication networks - Fieldbus specifications - Part 6-20: Application layer protocol specification - Type 20 elements (IEC 61158-6-20:2014); English version EN 61158-6-20:2014, only on CD-ROM
Edition 2015-09

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 3: Frame relay protocol specification; English version ETS 300402-3:1996
Edition 1997-04

Integrated Services Digital Network (ISDN) - Programming Communication Interface (PCI) for Euro-ISDN; English version ETS 300325:1994
Edition 1994-08