The RMO argues that it is administering a public service and providing a public benefit by dredging rivers, and that all the money it receives for those contracts goes back into the national treasury. How, under these circumstances, it wonders, can it be expected to pay this tax?
水利署認為自己的疏浚行為是執行公務、公益性質，委託發包所得也歸於國庫，怎麼能當成課稅對象？