The thesis discusses the effectiveness about the provision of the article 20 of law
number 5 of year 1999 concerning prohibition of monopolistic practices and unfair
business competition to solve the problem about predatory pricing and the division of
authority between KPPU and KADI in enforcing provisions on dumping. The thesis
aims to find out discusses the effectiveness about the provision of the article 20 of law
number 5 of year 1999 concerning prohibition of monopolistic practices and unfair
business competition to solve the problem about predatory pricing and the division of
authority between KPPU and KADI in enforcing provisions on dumpingThe type of
research used is normative legal research. Normative research is research that focused
on the positive legal norms. Related to the effectiveness, the provisions contained in
article has not yet been effective because the definition of business operators did not
cover foreign business operators. There is no division of authority between KPPU and
KADI, so there were overlapping authority in upholding provisions on dumping.
Implication that have occured from this is KPPU unable to enforce provisions on
predatory pricing or dumping and could not run their present authority.