Samoeng to Mae Win via Wat Chan

• Doi Suthep–Pui National ParkNational Parkอุทยานแห่งชาติ

  Remain on the road, dirt or otherwise, and do not venture off the road.

  Remain on the road, dirt or otherwise, and do not venture off the road. You may enter through a checkpoint and pay the entry fee, but you must stay on the roads the park designates. Riding trail inside a national park falls under s.19 (2), and the Department has separately banned large and off-road motorcycles from parks by Director-General's Rule. Acts affecting the ecosystem — the clause that covers cutting or rutting trail: up to 5 years' imprisonment, a fine up to ฿500,000, or both (s.42). Blocking or obstructing a way, or entering to carry on an activity for profit — which reaches guided and paid tours: up to 2 years' imprisonment, a fine up to ฿200,000, or both (s.44). Failing to comply with an official's order or the Director-General's Rule, including the motorcycle ban: a fine up to ฿100,000 (s.47). Your bike can be confiscated under s.56 whether or not you own it and whether or not anyone is convicted.

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• Khun Khan National ParkNational Parkอุทยานแห่งชาติ

  Remain on the road, dirt or otherwise, and do not venture off the road.

  Remain on the road, dirt or otherwise, and do not venture off the road. You may enter through a checkpoint and pay the entry fee, but you must stay on the roads the park designates. Riding trail inside a national park falls under s.19 (2), and the Department has separately banned large and off-road motorcycles from parks by Director-General's Rule. Acts affecting the ecosystem — the clause that covers cutting or rutting trail: up to 5 years' imprisonment, a fine up to ฿500,000, or both (s.42). Blocking or obstructing a way, or entering to carry on an activity for profit — which reaches guided and paid tours: up to 2 years' imprisonment, a fine up to ฿200,000, or both (s.44). Failing to comply with an official's order or the Director-General's Rule, including the motorcycle ban: a fine up to ฿100,000 (s.47). Your bike can be confiscated under s.56 whether or not you own it and whether or not anyone is convicted.

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• Samoeng Forest ParkForest Parkวนอุทยาน

  Remain on the road, dirt or otherwise. Section 27 applies the same rules here as in a national park.

  Remain on the road, dirt or otherwise. Section 27 applies the same rules here as in a national park. A forest park is usually unstaffed and ungated, which misleads riders into thinking it is open land. Legally it is not: s.27 applies the whole national-park prohibition list to forest parks, botanic gardens and arboreta, with identical penalties. Acts affecting the ecosystem — the clause that covers cutting or rutting trail: up to 5 years' imprisonment, a fine up to ฿500,000, or both (s.42). Blocking or obstructing a way, or entering to carry on an activity for profit: up to 2 years' imprisonment, a fine up to ฿200,000, or both (s.44). Failing to comply with an official's order: a fine up to ฿100,000 (s.47). Your bike can be confiscated under s.56 whether or not you own it and whether or not anyone is convicted.

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Quoted text is from the Office of the Council of State's unofficial English translations. Only the Thai originals have legal force, and enforcement varies by park and by season. This is not legal advice — if in doubt, ask at the park office. More on riding responsibly here.