Registeration Fee for Applying to Join the Krewe of Neptune. Upon acceptance to the Krewe, this $150 registration fee will be credited towards your first year’s dues of $500.00. We will invoice you seperately for the balance of $350 upon joining. Your application will be reviewed, and you may be contacted by phone or email. If admitted to the Krewe, you will receive email notification. *Please add “email@example.com” to your email contacts to best ensure delivery.