Notes are in 100, 50, 20 and 10 denominations. Coins are in 5, 2, 1, 0.50, 0.20 and 0.10 denominations. There are 100 centimes to one nuevo sol.
Travellers are recommended to take US dollars or traveller's cheques. Business establishments accept all major credit cards of current international use.
Banking hours vary, most banks open from Monday to Friday. Some banks open on Saturdays.