परविषये तु पण्यप्रतिपण्ययोरर्घं मूल्यं चागमय्य शुल्कवर्तन्यातिवाहिकगुल्मतरदेयभक्तभागव्ययशुद्धमुदयं पश्येत् ॥ कZ_०२.१६.१८ ॥
paraviṣaye tu paṇyapratipaṇyayor arghaṃ mūlyaṃ cāgamayya śulkavartanyātivāhikagulmataradeyabhaktabhāgavyayaśuddham udayaṃ paśyet
In another territory, having ascertained the market-rate and the cost-price of the goods and counter-goods, he should examine the net revenue—purified (net of) customs, road-cess, transport charges, guard-post charges, ferry charges, payments due, rations, shares/commissions, and other expenses.
A structured ‘net revenue’ calculation that forces officials to account for all tolls and logistics costs before deciding on inter-regional trade.
To prevent hidden leakages, double-charging, or optimistic reporting; it standardizes evaluation across routes and officials.