They've confirmed formula sheets for the gcse qualifications, does that incude Igcse exams aswell?
For Pearson Edexcel Physics (which I checked recently), yes. See this page, which says:
As a result of this news, equation sheets will also be available for International GCSE qualifcations in Physics, Science Double Award and Science Single Award. For the Science Double and Science Single Awards, it will be provided for the Physics papers only.
Which exam board and subject were you asking about?