The layer effects of the Cold Work tab in OHS Online

Yeah, this is a really important question! The Cold Work tab has both layer 1 and layer 2 effects in its workings. The layer 2 effects have been explained in detail in the Precautionary Measures question (refer to this section for more details), so we'll concentrate on the layer 1 effects:

The layer 1 effects from this tab are connected to the Approve tab and are both passive and active. Cold work details are reflected in both the contractor declaration section (section 15) and the site hand-back section (section 16): 

1/. Passive effect - Approval section: When the Cold Work tab is included in the PTW, it will become visible automatically in Section 15 of the Approve tab: