April is the tenth month of the financial year that began the previous July, with 20 April 2030 falling two months out from the 30 June close. It also sits in the second calendar quarter of 2030, the quarter that runs from April to June under the standard January-to-December quarter system used on this page.
A public holiday that falls on a Saturday sits inside the weekend rather than beside it, so it does not automatically create a substitute day off during the working week; whether one applies depends on the specific holiday and the state. Saturday 20 April 2030 falls on this day of the week, inside the weekend itself.
The quarter containing 20 April 2030 is based on the calendar year running January to December, a separate system from the Australian financial year, which runs from 1 July to 30 June and splits into its own four quarters. Businesses often track both systems side by side, one for tax filings and one for calendar-year planning.