Če so izpolnjeni pogoji, določeni v točki 2, je treba na vsak kos lesa na najmanj eno široko stran in tako, da je jasno vidno na zunanjih površinah, ko deska tvori del svežnja, nanesti enotno potrditveno oznako KD-HT (Sušen v sušilnici - toplotno obdelan) (potrditvena oznaka) in registrsko številko obrata, ki ga je registrirala in odobrila CFIA za proizvodnjo, rokovanje ali izvoz toplotno obdelanega lesa v skladu s specifikacijami, določenimi v CHTWPCP.
When the conditions set out in point 2 are satisfied, a unique certification mark containing the letters KD-HT (kiln-dried heat-treated) (the certification mark) and the registration number of the facility registered and approved by the CFIA to produce, handle or export heat-treated wood in accordance with the specifications set out in the CHTWPCP must be applied on each piece of wood on at least one wide face and in such a way that it is clearly visible on the external surfaces when the board forms part of a bundle.