ATP-3.3.8.1 uses a tiered classification system based on Maximum Take-Off Weight (MTOW), which dictates the complexity of training required:
The operational utility of unmanned systems depends heavily on standardized human capability. NATO introduced the initial guidelines under STANAG 4670 to prevent disparate national training programs from fragmenting coalition capabilities. Over time, the publication migrated from basic operator recommendations to a structured tactical manual. nato atp-3.3.8.1
: Executing predictable, pre-planned flight vectors. 2. Combined/Joint Mission Qualification (C/JMQ) — Annex B nato atp-3.3.8.1