Oplii is the all-in-one software solution for managing AER Directive 13 compliance. Our mobile-first platform connects your office and field teams to ensure every suspended and inactive well is inspected on time, every time, keeping you audit-ready.
See how Oplii can streamline your D-13 compliance
Managing inactive well inspections across multiple sites is complex. Spreadsheets fail, deadlines are missed, and audit preparation becomes a nightmare. Oplii eliminates these pain points with automated scheduling, mobile data collection, and real-time compliance tracking.
Purpose-built features that make inactive well inspections faster, more accurate, and audit-ready.
Never miss an inspection deadline. Oplii automatically tracks inspection intervals and sends reminders to field teams.
Collect inspection data offline in the field. Photos, notes, and GPS coordinates sync automatically when back online.
Generate compliance reports instantly. All inspection history, photos, and documentation organized and accessible.
Configure inspection checklists and approval workflows to match your company's specific D-13 procedures.
Collect inspection data offline in the field with our iOS and Android apps. Photos, GPS, and detailed checklists sync automatically.


Beyond D-13 compliance, Oplii's flexible platform handles a wide range of inspection types across the Oil & Gas industry.
Aboveground Storage Tanks
External inspections every 5 years, internal inspections every 10 years based on risk assessment.
In-Service Pressure Vessels
External inspections every 5 years, internal inspections every 10 years with risk-based intervals.
In-Service Piping Systems
Inspection frequency varies by risk class: 5-10 years for most piping systems.
State Regulatory Compliance
Annual, biennial, or triennial inspections depending on boiler type and operating conditions.
Tailored to Your Operations
Configure Oplii for any inspection type with custom checklists, frequencies, and workflows.
Join leading operators who trust Oplii for their inactive well inspection management.