《魏书·帝纪·卷九》
二十九日，因为牧守妄立碑颂，动不动建造寺塔；第宅丰伟奢侈，店肆商贩横行。下诏中尉严加纠摘威风，见到法规不允的事即行纠奏。七品、六品，俸禄足以代耕，也不能听其经营店铺，在城市中争利。
丁亥，以牧守妄立碑颂，辄兴寺塔；第宅丰侈，店肆商贩，诏中尉端衡，肃厉威风，以见事纠劾；七品、六品，禄足代耕，亦不听锢贴店肆，争利城市。
On the 29th, because the shepherds arbitrarily set up monuments and built temples and towers at will; Their houses were magnificent and extravagant, and their shops and vendors were rampant. An imperial edict was issued to the Zhongwei to strictly investigate the prestige, and to correct the report when the regulations were not allowed. Seventh rank and sixth rank officials, whose salaries were enough to compensate for farming, were not allowed to run shops or compete for profits in the city.