Trading conditions remain subject to higher-than-normal volatility, given the unpredictability of the Red Sea situation.
Shipping lines will provide sealed bids reflecting the exact amount they are willing to pay for each slot in a package.
Cargo Booking launched an open-access version of its platform in South Africa last year and saw a rapid uptake.
This interim dispensation excludes reefers and IMDGs, which remain unchanged as published in the TPT tariff book.
Harbour carriers say Transnet has for years been neglecting land-side trade facilitation.
China has emerged as the leading exporter, while the EU and US have become major importers.
In the current season, 92% of all exports to date have been shipped by air.
Export sales increased significantly in July after four months of declines, according to the Absa PMI.
The authority is investigating the sinking of the Sea Harvest fishing vessel that claimed 11 lives.