Matsya Purana 227.72

227.72

vaiśyasyākrośane daṇḍyaḥ śūdraścottamasāhasam.
śūdrākrośe tathā vaiśyaḥ śatārddhaṃ daṇḍamarhati .. 227.71 ..

A Brâhmaṇa who indulges with a Châṇḍâla woman or a woman of a different caste or eats their food or accepts a gift from them unknowingly tolas of gold or silver according to the seriousness of the offence The one who breaks anyone's bone should be exiled from the country—87

Those who steal cotton bales, cotton wines cowdung, molasses fish, Vaiśya he should be fined 1080 Paṇas (Uttama Sâhasa), but a Vaiśya abusing a Śûdra should be fined only 50 Paṇas—71.