Liber beneficiorum Book of benefits or Book of beneficialities – Register (table of) concerning beneficials, properties and privileges especially related to the church, made for statistic and tax purposes. Excerpt from this book was accepted by civil courts as a righteous evidence during property disputes.

The oldest known Polish register of this kind is named Liber beneficiorum dioecesis Cracoviensis by Jan Długosz (1470-1480). Similar register has been made by Jan Łaski