Division 4.2.12 Electromagnetic Compatibility United Kingdom Original text. Later amendments are not shown. This Basic Parameter is split into two parts. 4.2.12.1Internal Control-Command Electromagnetic compatibility 4.2.12.2Electromagnetic Compatibility between Rolling Stock and Control-Command Track-side equipment ← Division 4.2.11 Division 4.2.12 Division 4.2.12.1 →