This study attempts to examine and eXplain t he properties ofrnthe ease system in 'Jolayta on the basis elf the t heoreticalrnframeworJ~ of Government and Binding ( GB ) . This theoreticalrnframework is brieJ'ly explained in the introductory Chapter .rnIt is shovm that the la.'1.guage has only tV/o Cases - nominativernand accusative , ~0d that Case is phonetically realized in thernlanguage . The Case suffixes designating nominative and accusative,rnand the syntactic relationship that the noun phrases form 'lith thernCase assigners are described, The manner i n vhich both Cases arernassigned in the lanGuage is also explained . Fi nally , structures ofrninfinitival clauses , passive and raising constructions arernconsidered in relati.on to the assignment of Case to noun phrases .