Nepali authorities have detained 24 South Korean nationals who entered the country on tourist visas in connection with a religious programme, The Korea Times reports. The case puts a spotlight on a rule that catches many travellers off guard: a tourist visa permits visiting, not organising or running activities.

Who is affected and what happened?

The group of 24 Koreans came to Nepal holding tourist visas. Nepali authorities intervened over their involvement in a religious programme, according to The Korea Times. The report describes the individuals as having been "nabbed" — detained — by local officials.

Tourist visas in Nepal, as in most countries, restrict holders to tourism-related purposes. When visa holders conduct religious programmes or other organised activities, authorities can treat this as a violation of visa conditions. That principle sits at the centre of this case.

What does a tourist visa actually allow?

The rule at issue is simple to state. A tourist visa allows a foreigner to visit, sightsee and travel. It does not authorise work, missionary activity, organised religious events or business operations.

The practical takeaway for any traveller is this: the visa category in your passport defines what you may lawfully do in the country, and stepping outside that category can trigger detention, fines, removal or future entry bans.

Which steps change for travellers in similar situations?

For foreign nationals planning religious, volunteer or educational activity in Nepal, the standard route differs from tourism. Such activity generally requires the correct visa category and advance approval from the relevant Nepali authorities, not a tourist entry.

The takeaway: check the permitted purposes of your visa before departure, and if your plans involve organised programmes, apply for the visa class that matches them.

Why does this case matter beyond Nepal?

Visa-purpose violations are among the most common reasons foreign nationals face immigration enforcement worldwide. Enforcement often begins with a routine check, a complaint or public visibility of an event, and can escalate quickly from there.

For South Korean citizens travelling abroad, the case is a reminder that consular assistance can support detained nationals, but it cannot override another country's immigration law. The Korean embassy or consulate is the official point of contact when a national is detained overseas.

The core lesson is plain: 24 people now face immigration consequences because the activity and the visa did not match.

What should readers watch next?

Travellers should follow updates from Nepali immigration authorities for any policy response to this case. Anyone whose travel plans include organised religious or volunteer activity should confirm requirements with the official Nepali immigration channel before booking.

The bottom line: no visa rule changed here, but enforcement of an existing one did — and 24 travellers learned where the line sits.