| Authorities | |
| Atomic Energy Authority | www.aea.ac.lk |
| Civil Aviation Authority of Sri Lanka | www.caa.lk |
| Coconut Development Authority | www.cda.lk |
| Central Environmental Authority | www.cea.lk |
| National Child Protection Authority Sri Lanka | www.childprotection.gov.lk |
| Consumer Affairs Authority | www.consumeraffairs.gov.lk |
| Mahaweli Authority of Sri Lanka | www.mahaweli.gov.lk |
| National Housing Development Authority | www.nhda.lk |
| Sri Lanka Ports Authority | www.slpa.lk |
| Sri Lanka National Jem & Jewellery Authority | www.srilankagemautho.com |
