Since 1996-05-01, the international format yyyy-mm-dd has become the official standard date format, but the handwritten form d. Standardization applies to all applications in the scope of the standard including uses in government, education, engineering and sciences. Almost all government documents need to be filled up in the DD-MM-YYYY format.Since 2006, the old format (d)d.(m)m.(yy)yy is allowed again as alternative to the yyyy-mm-dd format in areas where there is no risk of An example of DD-MM-YYYY usage is the passport application form.The letter of authority can be issued by: i) one of the minor’s parents (if the parents are married) ii) the parent the minor lives with (if the parents are separated or divorced) iii) one of the adoptive parents (if the child is adopted) or iv) the minor’s legal guardian.A standard form of words (in Portuguese) for minors exiting the country may be downloaded from the Portuguese immigration service website.Though not yet a common practice, the BIS (Bureau of Indian Standards) of the Government of India introduced the standard named "IS 7901 (Revised in 2006) Data Elements And Interchange Formats - Information Interchange - Representation Of Dates And Times" which officially recommends use of the date format YYYYMMDD, for example, 20130910 or 2013 09 10, or 2013-09-10 for the date 10 September 2013 in Persian Calendar system ("yy/m/d" is a common alternative).TV Commercials/News(occasionally) and Newspapers use MDY The international format yyyy-mm-dd or yyyymmdd is also accepted.There are no official standard for numeric date format, although the traditional format is the most widely used. 'month name' yyyy and in handwriting d/m-yy or d/m yyyy are also acceptable. The number of the month is usually written with Arabic numerals but it also can be written with Roman numerals, or the month's full name can be written out, the first letter not being capitalized. In India, the DD-MM-YY is the predominant short form of the numeric date usage.There are two options under “Saída de Menores de Território Nacional”.
Your passport should be valid for the proposed duration of your stay; you don’t need any additional period of validity on your passport beyond this.
You can stay in Portugal as a tourist for up to 3 months.