# 9-1-1 Advanced Life Support Base Contact, Standing Order, and Transport Criteria

Official OCEMS reference: 310.00.
Collection: Operations. Source topic: 300.00 - 399.99 - Medical Control.
Population: All / see source. Scope: System.
Source index update: April 1, 2025. Source checked: 2026-09-16.

Independent OC Medic source briefing. The complete official document remains authoritative for exact requirements, exceptions, and clinical or administrative language.

## Document profile

- Document type: System policy or operational plan
- Where it fits: 9-1-1 Advanced Life Support Base Contact, Standing Order, and Transport Criteria is an official system operations reference used to verify responsibilities, communications, documentation, qualifications, or administrative requirements.
- Document note: Use the complete official document for mandatory wording, exceptions, definitions, and requirements that cannot be reduced safely to directory metadata.

## Use this source safely

- Identify whether the document governs field care, communications, provider qualifications, system administration, or an agency process before using it.
- Confirm the effective source, current agency procedure, and any required forms, approvals, or notifications in the complete document.
- Check current OCEMS notices and agency direction before field use.
- When the source and a summary differ, follow the current official document and medical or operational direction.

## Related OC Medic guides

- [Base contact: common triggers](https://www.ocmedic.com/guides/base-contact/): A quick check for medical-control contact before transport or escalation.
- [Pediatric assessment triangle](https://www.ocmedic.com/guides/pediatric-assessment/): Use appearance, breathing, and skin circulation for a rapid first impression.
- [Pediatric respiratory distress](https://www.ocmedic.com/guides/pediatric-respiratory-distress/): Distinguish wheeze, croup-like cough, anaphylaxis, and poor perfusion.
- [Stroke & intracerebral hemorrhage](https://www.ocmedic.com/guides/stroke/): A concise OCEMS guide to immediate treatment, adult stroke-triage criteria, the qualifying neurologic checks, base contact, and documentation.
- [Stroke-neurology receiving centers](https://www.ocmedic.com/reference/240-20-list-of-stroke-neurology-receiving-centers/): The current OCEMS Stroke-Neurology Receiving Center list, plus the field routing checks that make the list usable.

## Related official references

- [352.00 - 9-1-1 Ambulance Transport Provider - Provision of Service in County Admin. Non-Exclusive Areas](https://www.ocmedic.com/reference/352-00-9-1-1-ambulance-transport-provider-provision-of-service-in-county-admin-non-exclusive-areas/)
- [310.15 - Advanced Licensed Health Care Professional On Scene - Practitioner on Scene](https://www.ocmedic.com/reference/310-15-advanced-licensed-health-care-professional-on-scene-practitioner-on-scene/)
- [325.00 - Advanced Life Support (ALS) Provider Unit Minimum Inventory](https://www.ocmedic.com/reference/325-00-advanced-life-support-als-provider-unit-minimum-inventory/)
- [325.05 - Air Rescue Unit Inventory](https://www.ocmedic.com/reference/325-05-air-rescue-unit-inventory/)
- [330.57 - Application of Restraints by EMS Personnel](https://www.ocmedic.com/reference/330-57-application-of-restraints-by-ems-personnel/)
- [355.00 - Approval to Use EMT and Paramedic SOP During Scheduled / Special Event Standby](https://www.ocmedic.com/reference/355-00-approval-to-use-emt-and-paramedic-sop-during-scheduled-special-event-standby/)

## Official source

- [Open the official document](https://www.ochealthinfo.com/sites/healthcare/files/2025-03/310.00%20ALS%20Base%20Contact%204-2025.pdf)
- [View the official source index](https://www.ochealthinfo.com/providers-partners/emergency-medical-services/ems-policies-procedures-standing-orders/ems-policies)
- [OCEMS notices and system updates](https://www.ochealthinfo.com/providers-partners/emergency-medical-services)