Mau TK1-TS dung de ke khai cac thong tin nguoi tham gia BHXH, BHYT, BHTN va thanh vien Ho gia dinh khi khong co ma so BHXH hoac dieu chinh thong tin tham gia BHXH, BHYT, BHTN, BHTNLD-BNN nhu: nhan than, chuc danh nghe, phuong thuc dong, noi dang ky KCB ban dau...