How much money you can take out from sri lanka

 1. A person may bring any sum of money in foreign currencies into Sri Lanka. This sum could be in TCs, Bank drafts or currency notes. However, if the total of such sum exceeds US$ 15,000 such sum should be declared to the Sri Lanka Customs.

Due to new government this amount has been reduce to US$10,000/-


2. If a person whishes to take out from Sri Lanka any sum in exceeds of US$ 5000 in currency notes out of the sum brought in as per (1) above, such person should declare the entirety of the sum brought in, even i f it is less than US$15,000.

http://www.customs.gov.lk/highlights/currency.pdf