Under the conservation programme started by the Urban Redevelopment Authority (URA) in 1989, more than 7,200 heritage buildings of varying types and architectural styles across the island have been conserved to date.

Singapore's Modern architecture, which flourished from the 1950s to 1970s, reflects the young nation's bold architectural innovation to address the needs of a growing multi-cultural and multi-ethnic city-state. As Singapore celebrates 60 years of independence, it is fitting to celebrate our modern architecture from the early nation-building period. Characterised by the widespread use of reinforced concrete and simplified rectilinear forms, they also demonstrate the evolution of a Modern design language suited to Singapore's tropical climate.

This stamp series portrays a selection of Singapore's protected Modern buildings: the Former Customs Harbour Branch (late 1960s), the Former Singapore Conference Hall and Trade Union House (1965), the Former Golden Mile Complex (1973), Queenstown Public Library (1970), and Kwong Wai Shiu Hospital Main Block (1960).