What is the ERC (European Research Council)? Find more information here:

-ERC website
-Euresearch: the Swiss guide to European research & innovation

Q: For one month, I am not eligible for a ERC call but I get a part-time due to parental leave. Can I use this part time to make myself eligible?

Part-time leaves are acceptable provided that  they are properly documented (HR certificate). The extension will be the FTE in days.