Conservation is a technical activity concerning historic buildings. This was a physical action to preserve the fabric and materials of historic buildings. This is a procedure to prevent decay and the action aims to extend the life of buildings. Although the meaning is easy to understand, conservation has always been considered renovation. Conservation is known as a process of monitoring or managing change. It also includes maintenance and may, depending on the circumstances, include preservation, adaptation, reconstruction and restoration (Zalina, 2005). According to the International Council on Monuments and Sites or ICOMOS (1987), conservation is a process that leads to the continued life of a cultural property. property and for its current and future use. It is also about recalling a sense of the past and retaining, as much as possible, the original condition or situation of the obtainable fabric. In addition, it is also about supporting the preservation of historical buildings that constitute the memory of humanity. Furthermore, according to (Zalina, 2005), conservation is a care aimed at protecting the existing building against destruction or modification. This can be applied to all types of significant cultural, built and natural environments, the aim being to introduce those who use and view historic buildings with wonder to the artistic and human vision that these buildings possess. The foundations for the conservation of historic buildings are established by legislation through construction lists and schedules, normal inspections and documents, and planning and conservation procedures. Part of the building conservation, which usually consists of historic buildings...... middle of paper ......n. In Malaysia, building conservation is considered new. The laws used for the conservation of historic buildings are established in legislation whereby a national inventory of historic buildings includes lists and schedules of ancient buildings intended for defense. Under the Antiquities Act 1976, a historic building or monument at least 100 years old may be listed or gazetted by the government through the Museums Department for its defense and support to preservation and conservation (Kamal et al., 2008). Historic buildings in Malaysia use building materials that are readily available locally, such as wood, brick, plaster and stone. Examples of historic buildings in Malaysia are government, institutional and commercial offices, mosques, churches, palaces, clock towers, prisons, residences, schools, hotels, railway stations, forts and the monuments..