Monetary policy occupies a prominent role in achieving monetary stability by adjusting the growth rates of the number of available means of payment in line with changes in the size of the gross domestic product in the country and expressed by the monetary stability coefficient agreed upon by the International Monetary Fund, a term that hides the fact that there is a rate of change in the volume of commodity or real production which expresses the levels of aggregate supply in the economy, which corresponds to the quantities of cash in circulation, which represent a net purchasing power and stimulate aggregate demand, which completes the picture of the existence of the market mechanism, expressed by the monetary or economic stability coefficient, more precisely, the researcher has come to assess the relationship between monetary policy represented by the broad monetary supply and monetary stability transactions in Iraq using modern standard tools in estimation. These tools reveal the existence of a relationship and accompanying integration and balance in the long term between monetary policy and monetary stability transactions. The researcher will also address in the folds of the search for these relationship levels