Specific requirements
Obwalden requires 2 years of cantonal and municipal residence. German (B1) is required. With only 7 municipalities, the process is personalized.
Civics exam
Covers federal and cantonal institutions, history of Unterwald (founding canton of 1291), and Alpine geography (Engelberg, Lake Sarnen).
Procedure and timelines
File at the municipality, then the Population and Migration Office. Expect 10 to 20 months.
Costs
Municipal/cantonal: CHF 200–450 Federal: CHF 100 (non-EU/EFTA)