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Winter Weather Triggers Strict Idling Laws Across 31 States

1/29/2026

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Summary

Story summary

Winter weather heightens idling rules in 31 states and Washington, D.C.
Many states enforce 'anti-puffing' laws with fines up to $500 for idle cars.
In Texas, leaving keys in an unattended vehicle is a Class C misdemeanor, contributing to thefts.
California and Texas allow five minutes of idling, while Ohio allows none.
Hawaii bans idling and imposes penalties ranging from warnings to fines up to $10,000 for repeat offenders.

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Story summary

Winter weather heightens idling rules in 31 states and Washington, D.C.
Many states enforce 'anti-puffing' laws with fines up to $500 for idle cars.
In Texas, leaving keys in an unattended vehicle is a Class C misdemeanor, contributing to thefts.
California and Texas allow five minutes of idling, while Ohio allows none.
Hawaii bans idling and imposes penalties ranging from warnings to fines up to $10,000 for repeat offenders.