Historical collection

Obligation archive

Preserved articles from this topic, with original publication dates.

Articles

2026-06-01
United States – Oregon | Obligation: Supporting document: Topic Paper for 340-090-0860, Clarifying Rules for Producer Obligations
2026-05-23
United States – Oregon | Obligation: Obligation Assignments: Topic paper
2025-12-31
United States – California | Obligation: Covered Material Categories List