The Australian Competition and Consumer Commission (ACCC) warned that the deal to offload Toll Marine Logistics to domestic rival Sea Swift for AUD 45m ($35m) may increase freight costs for disadvantaged customers.

"The ACCC is concerned that the proposed acquisition is likely to substantially lessen competition in the supply of marine freight services in the Northern Territory and Queensland, including the Torres Strait Islands," ACCC chairman Rod Sims said in a statement.

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