The primary benefit of implementing a self-service application in a human resource information system (HRIS)...

HRIS self-service features allow employees to access, update, and manage their own data (benefits, PTO, etc.), resulting intime savings,reduced administrative burden, andstreamlined processes—the hallmark ofefficiency gains.

Extract from HRCI-aligned HR knowledge (HR Operations):

SPHR guidance states that HRIS tools are “critical for operational efficiency and real-time access to workforce data.” While security and error reduction are benefits, theprimary business impact is process efficiency and decentralized task management.