शङ्खमुक्ताग्राहिणो नौभाटकं दद्युः स्वनौभिर्वा तरेयुः ॥ कZ_०२.२८.०५ ॥
śaṅkhamuktāgrāhiṇo naubhāṭakaṃ dadyuḥ svanaubhir vā tareyuḥ
Les collecteurs de coquillages (conques) et de perles doivent payer le prix de location du bateau ; sinon, qu’ils traversent/opèrent avec leurs propres embarcations.
A choice architecture: pay for state boat services or self-supply transport—both keep activity legible and regulated.