Anthony McCallion delivered a permissions overhaul for the hmcts/opal-fines-service repository, focusing on backend development and database management using Java and SQL. He introduced a new 'Search and View Accounts' permission, restructured the existing permission model to reflect updated entitlements, and realigned database mappings with new permission IDs. Anthony also updated automated tests to ensure consistency with the revised permission structure. The work was completed as a cohesive update, demonstrating a methodical approach to permission management. While the scope was limited to a single feature, the changes addressed evolving access requirements and improved the maintainability of the service’s authorization logic.