The Real Estate Market in Spain: A Destination for Foreign Investors Selling a property in Spain as a foreigner is a relatively simple process, but it requires having the proper documentation to avoid delays and ensure a smooth transaction. Knowing the necessary documents is the key to accomplish the  legal regulations and facilitating the sale. Documents Required to Sell a Property in Spain Foreigner Identification Number (NIE) ○ This is essential for any real estate transaction in Spain, as it identifies foreigners to tax and legal authorities. Title Deed ○ The deed of purchase registered in the [...]