The livre parisis was a standard for minting French coins and a unit of account. Like the livre tournois

Livre tournois

The livre tournois |pound]]) was:#one of numerous currencies used in France in the Middle Ages; and#a unit of account used in France in the Middle Ages and the early modern period.-Circulating currency:...

, which was divided into 20 sols

Solidus (coin)

The solidus was originally a gold coin issued by the Romans, and a weight measure for gold more generally, corresponding to 4.5 grams.-Roman and Byzantine coinage:...

 tournois each of 12 deniers tournois, the livre parisis was also divided into 20 sols parisis each of 12 deniers parisis, but the livre parisis was worth 25 sols tournois (i.e., the livre tournois was worth 4/5 of the livre parisis). Each sol parisis was thus worth 15 deniers tournois, and each denier parisis worth 1 1/4 deniers tournois.

Before the seizure of the Anjou

Anjou

Anjou is a former county , duchy and province centred on the city of Angers in the lower Loire Valley of western France. It corresponds largely to the present-day département of Maine-et-Loire...

 region around Tours

Tours

Tours is a city in central France, the capital of the Indre-et-Loire department.It is located on the lower reaches of the river Loire, between Orléans and the Atlantic coast. Touraine, the region around Tours, is known for its wines, the alleged perfection of its local spoken French, and for the...

 by Philip II of France

Philip II of France

Philip II Augustus was the King of France from 1180 until his death. A member of the House of Capet, Philip Augustus was born at Gonesse in the Val-d'Oise, the son of Louis VII and his third wife, Adela of Champagne...

 in 1203, the livre parisis had been the official coin of the Capetian dynasty

Capetian dynasty

The Capetian dynasty , also known as the House of France, is the largest and oldest European royal house, consisting of the descendants of King Hugh Capet of France in the male line. Hugh Capet himself was a cognatic descendant of the Carolingians and the Merovingians, earlier rulers of France...

. The livre tournois quickly outstripped the livre parisis as a unit of account, and it ceased to exist as an actual coin under Louis IX

Louis IX of France

Louis IX , commonly Saint Louis, was King of France from 1226 until his death. He was also styled Louis II, Count of Artois from 1226 to 1237. Born at Poissy, near Paris, he was an eighth-generation descendant of Hugh Capet, and thus a member of the House of Capet, and the son of Louis VIII and...

. Despite this, a monetary unit of accounting based on the livre parisis continued to be used in the area around Paris and was not officially abolished until 1667 by Louis XIV of France

Louis XIV of France

Louis XIV , known as Louis the Great or the Sun King , was a Bourbon monarch who ruled as King of France and Navarre. His reign, from 1643 to his death in 1715, began at the age of four and lasted seventy-two years, three months, and eighteen days...

.