IARU Ethics and Operating Procedures for the Radio Amateur - 4th Edition

This PDF document, published in July 2026, is the 4th edition of the IARU Region 1 Ethics and Operating Procedures for the Radio Amateur. It is a fully rewritten guide, building on work from over fifteen years ago, designed for both experienced operators and newcomers. The document aims to provide a shared basis for respectful, helpful, and enjoyable communication within the amateur radio community. It covers ethics, regulations, and a code of conduct, including sections on the purposes of amateur radio, non-interference, electromagnetic compatibility, and safety. Operating procedures are detailed, addressing topics such as listening practices, IARU and national band plans, content of transmissions, Q-codes, phonetic alphabet, and conducting QSOs across phone, CW, and digital modes. Specific sections are dedicated to pileups, contesting, DX and DXpeditions, operating away from home, VHF and UHF, and station testing.