Is it appropriate to give cash as a gift in Australia?
Short answerYes for weddings and milestone birthdays (18th, 21st). Borderline for casual birthdays. Never in a corporate context.
Cash as a gift in Australia is far more accepted than it once was, but the context matters. Get the context right and it's the most useful gift you can give. Get it wrong and it reads as effortless in the wrong way.
Fully appropriate: weddings (wishing wells are an explicit invitation), milestone birthdays where the recipient is saving for something specific (18th, 21st, sometimes 30th), and from older relatives to younger family members for any occasion.
Borderline: casual adult birthdays between friends, Mother's and Father's Day, and Christmas between adults. It's not wrong — but unless you know the recipient genuinely prefers cash, a small considered gift usually lands warmer.
Inappropriate: corporate or professional contexts (gives the wrong signal entirely, and many companies prohibit it), gifts to bosses, gifts from a client or vendor in a business relationship, and any context where it could be construed as transactional.
Bank transfers count as cash and are fine in any cash-appropriate context. A handwritten card alongside the transfer keeps the gesture warm. PayID makes this near-instant.