When I worked in HR we sent out little maternity packs that explained how long your maternity was, how much you’d be paid (a spreadsheet break down of every single week and what payment to expect for the week), how to use KIT days and how much holiday you’d accrue during your leave, and to use your holiday entitlement after maternity.
If you haven’t received anything I’d definitely contact HR
If you haven’t received anything I’d definitely contact HR