Trending @Accenture; Need idea for resignation

Hello,

Today I got selected in central government job having pay level 6. In Accenture I am working as an associate from last 2 year. Definetly I need to leave this job as government job Is also from it background. But currently I am on project and I am not sure when my joining happen and as per Accenture policy 90 days notice period is it create an issue if I leave before completing notice period.