ICRPædia Guide to the Basics of Ionising Radiation
Publication 103 paragraph 19
[The recommendations of ICRP] ... are confined to protection against ionising radiation. The Commission recognises the importance of adequate control over sources of non-ionising radiation. The International Commission on Non-Ionizing Radiation Protection, ICNIRP, provides recommendations concerning such sources ...
There are many Sources of Radiation Exposure relevant to radiological protection.
Effects of Exposure to ionising radiation are classified into two simple categories for the purposes of radiological protection.