Regulation 2 Interpretation Original text. Later amendments are not shown. In these Regulations “the principal Regulations” means the Wireless Telegraphy (Short Range Devices) (Exemption) Regulations 1993f1. Annotations Footnotes f1 S.I. 1993/1591 as amended by S.I. 1994/2250. ← Regulation 1 Regulation 2 Regulation 3 →