no need for him to have a copy of the tm30 on him, until he goes back to immigration, but it's his landlord who is responsible to ensure that they have done it even if its his girlfriend who owns the property or it's down to the owner
You are getting confused with the new rules for the tax residency ie if you have stayed in the country for 180 days you will be required to pay the government some taxes 😉 🙄 😀 🤣
Buy a bus ticket to Cambodia on line or plane ticket to Cambodia and then you can show it to the immigration if they ask you, then you can cancel the tickets
You will have to take the paperwork ie your bank statement for the year and show them to the immigration department and they will decide on the information you have given them they will say yes or No, so don't torch the money in your account until you have shown them