Why hire an architect?
Approaching any renovations whether it’s alterations and additions to your existing home or a completely new build can be daunting, especially when this is something that you have not done before. The approval process is often lengthy and can be difficult with numerous consultants required. Assistance in preparing a set of drawings and collating all the documentation to be submitted to council is often required. The question whether you require an architect is a valid question at the beginning of a project.
The analysis of the pros and cons of hiring an architect has been analysed in detail by ThoughtCo:
https://www.thoughtco.com/do-i-need-to-hire-architect-177592