Foreign currency and Traveller’s Cheques may be changed at any hotel, although commercial banks offer better rates. Converting Sri Lankan rupees back to a selected foreign denomination could be done at the airport bank which is open 24 hours of the day. Please retain your money changing receipts. Currency notes are in 10s, 20s, 50s, 100s, 200s, 500s, 1000s, 2000s ,5000s.