South of 60° north latitude in Alaska, on what dates is the use of studded tires prohibited?
Year-round — studded tires are never allowed.
Studded tires are permitted outside of summer months.
Between October 1 and March 31.
That window is when studded tires ARE allowed, not prohibited.
Between May 1 and September 15.
Only on weekends during summer.
Prohibition is date-based, not weekday-based.
Alaska prohibits studded tires on paved roads south of 60° N latitude between May 1 and September 15 to prevent pavement damage. North of that line, studded tires are allowed year-round. Violations carry fines under state vehicle code.
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