Guide and information about harmonised standards.
ETSI EG 201 399: "A guide to the production of Harmonized Standards for application under the R&TTE Directive" (.pdf, 140 kb)
ETSI EG 203 336: "Electromagnetic compatibility and Radio spectrum Matters (ERM); A guide to the production of Harmonised Standards for application under Directive 2014/53/EU" (.pdf, 124 kb).
Vademecum on European standardisation: This Vademecum compiles key documents from the European Commission on European standardisation policy and related practice. It provides guidance without having legal status.
Publication in the Official Journal (OJ): Before publication can take place, the Commission must verify and, where relevant, assess various aspects to ascertain that the conditions in Article 10(6) of Regulation (EU) No 1025/2012 and in relevant sectorial provisions are met.