《明史·本纪·卷十二》
十日，禁止文武大臣、给事中、御史、锦衣卫官员互相往来通好，有违反者按铁榜例治罪。
己未，禁文武大臣、给事中、御史、锦衣卫官往来交通，违者依铁榜例论罪。
On the tenth day, civil and military ministers, supervising censors, imperial censors, and Jin Yi Wei officers were forbidden from associating with one another in a friendly manner; those who violated this rule would be punished according to the Iron Tablets regulations.