 The commander-in-chief (governor-general) of Moscow was in charge of the Stoneworks Prikaz, architect P. Kozhin being its only director during its existence.All state-owned and private brick and roof tile factories and stonemasons were transferred under the authority of the Stoneworks Prikaz.It supervised the conformity of urban construction to the 1775 plan, according to which one was allowed to build only stone houses in Kitai-gorod and Bely Gorod, and wooden houses on stone foundation - in Zemlyanoy Gorod.