Vientiane - Post Report Question and Answers
What is the typical dress code at work and in public places? Is formal dress ever required?
In diplomatic/government circles, most people dress in a fairly formal style, although the heat means jackets are taken off almost immediately once a meeting starts - Jun 2020
It's too hot to wear suits regularly. Most people dress in business casual. - Oct 2018
The dress code was more business casual in most offices. The Lao women would wear the long skirt called a sihn. It was pretty comfortable. Most men wore slacks and short sleeve Lao shirts. It is usually hot. - Jan 2014