Islamabad Capital Territory Rawalpindi, and was to be composed of the following parts: However, Rawalpindi was eventually excluded from the Islamabad master plan in the 1980s. Islamabad is subdivided into five zones: Islamabad Capital Territory comprises Islamabad urban and rural areas. The Islamabad Rural consists of 23 Union Councils, comprising 133 villages, while Islamabad Urban has 27 Union Councils. The climate of Islamabad has a humid subtropical climate (Köppen: Cwa), with five seasons: Winter (November–February), Spring (March and April), Summer (May and June), Rainy Monsoon (July and August) and Autumn (September and October). The hottest month is June, where average highs routinely exceed
Capital Development Authority (Islamabad) Capital Development Authority (Islamabad) Capital Development Authority (, abbreviated as CDA), is a public benefit corporation responsible for providing municipal services in Islamabad Capital Territory. The CDA was established on 14 June 1960 by executive order entitled "Pakistan Capital Regulation". As of 2016, most of CDA's municipal services and departments have been transferred to the newly created Islamabad Metropolitan Corporation, although CDA is still in charge of estate management, project execution and sector developments. Yahya Khan was designated its first Chairman, when he was a Lieutenant General. The Capital Development Authority developed the CDA Model School in Islamabad in 1970.