Can I use my Schengen Visa for my second visit?
Depending if you have a Single or Multiple entry Schengen Visa. Single-entry Visa: This visa allows uninterrupted stay. Once you depart the Schengen territory, you can no longer enter again without obtaining a new Schengen visa. Multiple-entry Visa: This visa allows multiple stays in one or more Schengen countries as long as the total length of your stay does not exceed 90 days in a given 180 days period from the date of yourfirst entry. You may stay continuously or you can spread it over several visits within the validity period of the visa, but no more than the number of entries allowed on our visa. Multiple entry may be valid for 1 year. If your visa entry shows “02″, you are allowed two entries. If your entry shows “MULT”, you are allowed more than 2 entries. Multiple entry visas is not issued at all consulates/embassies.