Dirty dealings. Corporate battles. Consumer woes. Here are five things you need to know today.

1. Petronas denies reports and speculation that it is in talks with the government to take a significant stake in Sapura Energy.

2. The tourism, aviation, retail and consumer sectors are expected to benefit from the reopening of the border with Singapore.

3. The FBM KLCI closes above the key 1,600 level as investors cheer Malaysia's reopening of international borders.

4. MAA appeals to the government for a further extension of the automotive SST exemption to the end of this year.

5. The CPI climbs 2.2% to 125.2 last month from 122.5 in February 2021, driven mainly by the increase in food inflation.