For visa application, the passport must be valid for at least 3 months from the date of planned return date. If the applicant is carrying old passport, it is highly recommended to enclose with the visa application. In some countries, it has been made mandatory to enclose old passport with VISA application.
Photo specification: 02 recent photographs required with VISA application. Photo size should be 35mm x 45mm, without border, on white background (matte or semi-matte finish). The photo should not be older than 3 months.