We usually think of outsourcing in binary terms: tasks are either performed in-house or they are contracted to third parties. However, advancements in technology have meant that the co-sourcing model is now a serious contender, particularly for corporation tax processing. Furthermore, co-sourcing promises to change how we work.

Traditionally, tax and finance professionals have worked in siloed departments, lacking the ability to collaborate. This has reinforced the black and white approach to outsourcing.