Germany has the euro (€) as its sole currency，and one euro is divided into 100 cents. There are seven euro notes – in denominations of 500, 200, 100, 50, 20, 10 and 5 euros, each a different colour and size – and eight different coin denominations, including 2 and 1 euros, then 50, 20, 10, 5, 2 and 1 cents
You can exchange money at many banks and post offices as well as foreign-exchange offices. Banks are plentiful and their hours usually weekdays 8. 30am to 5pm and no later than 6pm. Exchanging money from an ATM is another choice. Credit cards are accepted in several major retail stores and some fast food restaurants.
Tipping is expected in hotels. If you receive good service you should tip your porter 1-3 Euros per bag and your housekeeper 1-2 Euros per night. Simply round up to the next Euro. Or add a few Euros if you are satisfied with the service. Tipping isn’t necessary for taxi driver, but most round-up the fare to the nearest Euro. Don’t tip more than 10%.
The VAT rate is 19% in Germany. Minimum purchase amount is 25. 00 EUR. Remember to ask a Tax Free Form when you paying for your purchases. Fill in all the required fields. Go to the Customs desk and show your completed Form, passport and goods to get an stamp before you check in. Submit Tax Free Form in the Refund office, then you can receive the refund in cash or to a credit card immediately.