Few questions generate as many conflicting answers in professional life as this one.
Can I wear a t-shirt to work?
The answer, like most things in law, finance and corporate life, is:
It depends.
More specifically, it depends on where you work, who is visiting, what meetings are in the diary, and whether anyone senior has suddenly decided to walk the floor.
In investment banking, trading floors and many law firms, the traditional answer remains a firm no.
While dress codes have undoubtedly relaxed over the past decade, the unwritten expectation remains remarkably consistent. A crisp shirt, knitwear, polo or jacket still signals professionalism in a way that most t-shirts do not.
Even on so-called "casual" days, many professionals instinctively reach for an open-neck shirt rather than a graphic tee.
Why?
Because professional environments are built on signalling.
Clients notice.
Managing Directors notice.
Partners notice.
Whether fair or not, clothing remains one of the fastest ways people form impressions.
What is perhaps more interesting is what professionals choose not to wear.
Across law, banking and consulting, graphic t-shirts, oversized logos and loud branding remain surprisingly rare.
These industries tend to favour quality over visibility.
The expensive item is often the one nobody notices.
The best compliment is often no comment at all.
Yet something else has changed.
The rise of hybrid working quietly created a new category of professional dress.
The video-call uniform.
Many professionals who would never dream of wearing a t-shirt into the office have become perfectly comfortable wearing a premium crewneck beneath a blazer while working remotely.
The rules changed.
The expectations adjusted.
The hierarchy remained.
Which brings us back to the original question.
Can you wear a t-shirt to work?
Perhaps the better question is:
What does your workplace believe a t-shirt says about you?
Because in professional life, clothing has rarely been about comfort alone.
It has always been about context.
And understanding context is often the difference between fitting in and standing out.