The (provisional taxpayer) individual tax deadline is 31 January 2019.
I've uploaded a tutorial on YouTube about filing yours on eFiling
How to File your Income Tax Return
Hi Cyberbob - I would suggest to go on eFiling and take a screenshot of your 2018 tax return filing page (the one where you upload supporting documents), and also download your latest statement of account (for 6 months).
SARS has 21 business days, from the date of receiving documents from you...