Umdatul-Ahkaam by al-Allaamah al-Imaam Abu Muhammad Abdul Ghanee bin Abdul Waahid bin Alee al-Maqdasee (rahimahumullaah) (d.600 A.H.) is a book that comprises of ahadeeth regarding some rulings in fiqh which were agreed upon by Imaams al-Bukhaaree and Muslim. It is divided into books and chapters of fiqh.
And the Sharh is given by the noble Shaykh Muhammad bin Saaleh al-Uthaymeen (rahimahullah), in an eloquent and easy style which the Shaykh is well-known for in his lectures and books.
The book was divided into three parts and sections as it was studied over a period of a few years. It is used in the first year (Intermediate Level) by colleges and institutions affiliated with the Ministry of Education of Saudi Arabia, which follow the program of Muhammad bin Saud Islaamic University.
Sharh Umdatul-Ahkaam 1/2 شرح عمدة الأحكام