Cabinet +Ministry/PortfolioMinister/IncumbentStartEndPrime MinisterJohannes Vorster29 April 197410 October 1978Foreign AffairsHilgard MullerPik Botha29 April 1974May 1977May 197710 October 1978DefensePieter Botha29 April 197410 October 1978FinanceNicolaas DiederichsOwen Horwood29 April 1974February 1975February 197510 October 1978Home AffairsConnie MulderAlwyn Schlebusch29 April 1974August 1978August 197810 October 1978InformationConnie Mulder29 April 1974August 1978Justice, Police and PrisonsJimmy Kruger29 April 197410 October 1978TransportLourens Muller29 April 197410 October 1978LabourMarais ViljoenStephanus Petrus Botha29 April 197422 January 197622 January 197610 October 1978MiningPiet KoornhofStephanus Petrus Botha29 April 197422 January 197622 January 197610 October 1978ImmigrationPiet KoornhofAlwyn Schlebusch29 April 197422 January 197622 January 197610 October 1978Sport and RecreationPiet Koornhof29 April 197410 October 1978Economic AffairsOwen HorwoodChris Heunis29 April 1974February 1975February 197510 October 1978Bantu Administration, Education and Developmentfrom January 1978: Bantu Education and DevelopmentMichiel Coenraad BothaWillem Cruywagen29 April 1974January 1978January 197810 October 1978Plural DevelopmentConnie MulderJanuary 197810 October 1978National EducationJohannes van der SpuyPiet KoornhofWillem Cruywagen29 April 197422 January 1976January 197822 January 1976January 197810 October 1978Public WorksAbraham du PlessisAlwyn Schlebusch29 April 19741976197510 October 1978AgricultureHendrik Schoeman29 April 197410 October 1978Environment, Water Affairs and ForestryStephanus Petrus BothaAbraham Raubenheimer29 April 19741976197610 October 1978Social Welfare and PensionsJohannes van der SpuyFrederik Willem de Klerk29 April 1974January 1978January 197810 October 1978Post, Telegraphs and TelecommunicationMarais ViljoenJohannes van der SpuyFrederik Willem de Klerk29 April 197422 January 1976January 197822 January 1976January 197810 October 1978HealthSchalk van der Merwe29 April 197410 October 1978Planning and StatisticsJannie LootsSchalk van der Merwe29 April 197423 January 197623 January 197610 October 1978Tourism and Indian Population AffairsChris HeunisMarais Steyn29 April 1974February 1975February 197510 October 1978Community DevelopmentAbraham du PlessisMarais Steyn29 April 1974February 1975February 197510 October 1978Coloured Affairs,Rehoboth Homeland and Nama1976: Coloured AffairsSchalk van der MerweHennie Smit29 April 19741976197610 October 1978