If its any help, this is the list of docs required for 60 day take care of family extention from Suratthani province (Samui office) issued last week. They want the papers submitted in this order. Only one set of papers required. They do not require KR2 although I submitted it anyway and other offices require it. Call your local immigration office to get their requirements. Need to take original marriage cert and wife (for married). All docs need signature of person submitting
TLDR : Answer Summary
A user shares the required documents for a 60-day family extension in Suratthani province, noting that only one set of papers is needed and providing the order for submission. They mention that different offices may have varying requirements, specifically pointing out that the KR2 document is not needed in Suratthani. It's advised to call the local immigration office for confirmation.