International specification for control descriptions updated

IOF’s international specification for control descriptions has been updated in a version, that applies from 2024 onwards.

The new specification has been published by IOF’s Rules commission and replaces the current version from 2018.

It contains several changes, among them a new symbol for map flip under “Special instructions”.

The list of major changes compared to the 2018-version looks like this:

  • 现在涵盖•艾森和ISSprOM。
  • Description Sheet should be printed in black.
  • If the clarification symbol in column C is not sufficient to unambiguously define the placement of the control flag then the feature is not suitable for a control site.
  • Use of Copse symbol extended to include a more runnable area of trees surrounded by thicker forest.
  • Use of Building symbol extended to include a pillar supporting a roof.
  • 添加新符号for a railway or tramway
  • Use of Top and Beneath symbols extended to include a the Upper or Lower of two levels.
  • 添加新符号for a map flip (turn the map over).

Find theupdated specification that applies from 2024 onwards and the current specification here.