Why Restaurant Dress Codes Still Matter in 2026
The argument that dress codes are pretentious and unnecessary misunderstands what they actually do. A dress code is a social contract: the restaurant is saying something about the kind of evening it intends to provide, and asking guests to signal that they understand the register. Arriving at a three-Michelin-star restaurant in athletic shorts is not a statement of individuality — it is a signal that you don't understand what is happening around you. Conversely, arriving in a tuxedo at a natural wine bar in the 11th arrondissement communicates the same kind of social inattention in the opposite direction.
The restaurants on RestaurantsForKings.com list dress codes because the dress code is part of the occasion. A first date restaurant has different expectations from a business dinner venue; a proposal restaurant operates in a different register from a solo dining counter. Understanding dress codes makes the experience more coherent and more enjoyable — for the diner and for everyone at the surrounding tables.
Casual: The Lowest Threshold
Casual dress code means the restaurant imposes no specific clothing requirement beyond the basic standards of public propriety. Trainers, jeans, t-shirts, clean and presentable. What "casual" does not mean is slovenly: restaurants that describe themselves as casual still expect guests to have made some decision about what they're wearing. The distinction is between intentionally relaxed and accidentally dishevelled.
Items that will cause problems even at a "casual" restaurant: flip-flops in most urban fine dining contexts (coastal exceptions apply), dirty or heavily torn clothing, athletic wear that has been worn to exercise, and sportswear with visible brand branding that reads as activewear rather than leisurewear. The test is simple: do you look like you chose to dress this way, or do you look like you forgot to change?
Casual dress applies at most natural wine bars, counter-dining spots, and neighbourhood bistros — including Barrafina in London, Kiln in Soho, and Frenchie Bar à Vins in Paris. Solo dining counters and walk-in tapas bars almost universally operate at the casual-to-smart-casual threshold.
Smart Casual: The Most Common Standard
Smart casual is the dress code specified by the majority of serious restaurants globally — and the source of the most confusion. The phrase is deliberately flexible, because its purpose is to set a floor (no athletic wear, no torn clothing) while leaving room for personal style above that floor.
For men, smart casual at a restaurant means: dark jeans or chinos (no ripped denim), a collared shirt or clean crew-neck knit, leather shoes or clean leather-adjacent trainers. A blazer is welcome but not required. The critical variable is shoes: if the shoes look like they were worn for sport, they register as below smart casual regardless of what they actually are. For women, the equivalent floor is: a dress, a skirt and blouse combination, or tailored trousers with a smart top. The specific garments matter less than the overall register of intentionality.
Smart casual applies at most of the restaurants in the London, Paris, and Los Angeles guides on this site. In cities with more relaxed cultures — Los Angeles, Sydney, Singapore — smart casual at a Michelin-recommended restaurant allows clean dark denim and a well-fitted t-shirt. In cities with higher formal expectations — Tokyo, Paris in the autumn corporate season — the upper end of smart casual trends toward business casual.
Business Casual: Office Standards Applied to the Table
Business casual at a restaurant imports the professional office register to the dining room. For men: a suit without a tie, or tailored trousers with a collared shirt and jacket. No jeans, regardless of how dark or well-fitted. Leather lace-up shoes or quality loafers. For women: a tailored dress, a trouser suit, or a skirt and blouse combination that reads as professional. The test is whether you could walk from the restaurant to an office meeting without changing.
Business casual is the effective standard at most power dining venues — restaurants specified for closing deals and impressing clients. Le Bernardin in New York explicitly describes its dress code as business casual; most Tokyo Michelin-starred restaurants operate at this level as the expected minimum. Business casual is also the default for restaurants at luxury hotels: Four Seasons, Aman, Mandarin Oriental properties globally tend to enforce or strongly encourage business casual in their signature restaurants.
Jacket Required: When the Rule is Written
A jacket requirement is a specific, enforceable dress code. The restaurant will turn away, or offer a house jacket to, guests who arrive without one. In practice, most jacket-required restaurants maintain a collection of blazers for guests who arrive unprepared — the provision of house jackets has become the standard management of the awkwardness this requirement can generate. However: the house jacket is a solution to an error, not a designed experience. If you know the restaurant requires a jacket, bring one.
Jacket-required restaurants are primarily found in Tokyo (where multiple Michelin-starred restaurants still enforce the rule formally), Paris (particularly in the 8th arrondissement's historic houses), and in New York (where The Grill and a handful of legacy fine dining establishments maintain the requirement). In London and Los Angeles, formal jacket requirements have largely been replaced by the softer "smart attire requested" language.
For women at jacket-required restaurants, the equivalent standard is a formal dress, a trouser suit, or a tailored skirt and blouse. The jacket requirement is an expression of the room's general formality rather than a literal prescription for female guests, though many women find that meeting or exceeding the formal register creates a more comfortable experience in rooms designed around this standard.
Cocktail Attire: The Event Register
Cocktail attire at a restaurant is typically associated with special events — New Year's Eve dinners, Valentine's Day tasting menus, private dining events, and launch occasions. It sits between business formal and black tie: for men, a dark suit (navy, charcoal, or black) with a dress shirt and tie; for women, a cocktail dress (knee-length to midi), a formal jumpsuit, or equivalent evening attire. The operative aesthetic is elegant rather than formal.
Restaurants that specify cocktail attire typically do so for specific occasions rather than as a standing dress code. If a restaurant's booking confirmation specifies "cocktail attire," treat it as a written requirement rather than a suggestion.
Black Tie: When the Occasion Demands It
Black tie at a restaurant is rare and almost always associated with a specific event: a gala dinner, a charity occasion, an anniversary event operated by the restaurant, or a private hire. For men, black tie means a tuxedo — black or midnight blue — with a white dress shirt, black bow tie, and formal shoes. A dinner jacket is not a black suit with a bow tie; the distinction is in the fabric (typically barathea or grosgrain silk lapels) and the cut. For women, black tie means a floor-length gown, a formal cocktail dress, or a sophisticated separates combination at formal length.
Very few restaurants on this site specify black tie as a standing dress code. When it appears as a requirement, it will be specified explicitly in the booking confirmation or event listing. White tie — the most formal Western dress code — is effectively never required at a restaurant and is reserved for state occasions and formal balls.
How Dress Codes Vary by City
The most important variable in interpreting any dress code is the city in which the restaurant operates. The same language — "smart casual" — means materially different things in Los Angeles versus Tokyo versus Paris.
Tokyo operates the most formal restaurant dress culture of any major global dining city. Business casual is the expected minimum at Michelin-starred restaurants; jacket-required designations are more commonly enforced than in comparable Western cities. The social context of a restaurant visit in Japan carries particular weight — how you appear at a serious restaurant is an expression of respect for the establishment, the other guests, and the evening itself. This is not rule-following for its own sake; it is a specific form of social attentiveness.
Paris operates the second-most formal culture, particularly in the Right Bank's historic restaurant addresses (8th arrondissement, Palais-Royal area). The great brasseries tolerate smart casual easily; the two- and three-star restaurants expect business casual at minimum. The French concept of tenue correcte exigée (correct attire required) is still enforced at a handful of legacy addresses. The city's Left Bank and Marais restaurant culture is considerably more relaxed.
London has moved away from formality over the past decade more rapidly than most European cities. The current expectation at even the city's most celebrated restaurants is smart casual, with individual restaurants specifying higher requirements on their booking pages. The notable exceptions are the Dorchester-tier hotel restaurants and a handful of historic clubs-adjacent dining rooms in Mayfair and St. James's.
New York retains business casual expectations at Midtown power dining addresses (Le Bernardin, The Grill, Daniel) but has largely abandoned formal requirements in Brooklyn, downtown Manhattan, and the outer-borough restaurant scene. The dining culture in the West Village, Tribeca, and the Lower East Side operates at smart casual throughout, even at Michelin-recommended addresses.
Los Angeles has the most relaxed major dining culture of any city in this guide. Smart casual is the general standard; business casual is appropriate at Beverly Hills and Century City addresses where the clientele's professional register naturally skews formal. The beach-adjacent and Venice/Santa Monica restaurant culture allows genuinely casual dress at most price points. What Los Angeles enforces more consistently than dress is quality — the clothing may be casual, but the intentionality is still expected.
Practical Guidance: How to Find Out Before You Go
Every restaurant on RestaurantsForKings.com lists its dress code in the practical information section of each restaurant page. For restaurants not yet profiled on this site, the dress code is typically available on the restaurant's own website (often in the FAQ or reservations section), via the OpenTable or Resy listing, or by calling the restaurant directly before your reservation. Most restaurants are forthcoming about dress expectations when asked — they would rather answer the question in advance than manage the awkwardness of a mismatched guest at the door.
When in doubt, dress one level above what you expect to need. A blazer over smart-casual separates is never wrong at any restaurant in the smart-casual-or-above category; a slightly overdressed guest is always better received than an underdressed one at a serious address. The restaurants on the impress clients list and close a deal list specifically reward the diner who has considered the register of their evening before arriving.
Frequently Asked Questions
What does smart casual mean at a restaurant?
Smart casual at a restaurant means you should avoid athletic wear, flip-flops, shorts, and torn clothing. For men: dark jeans or chinos, a collared shirt or clean knit, leather shoes. For women: a dress, skirt with blouse, or tailored trousers with a smart top. The key is looking intentional rather than dressed down.
Do Michelin-starred restaurants require formal dress?
Not uniformly. The trend in Michelin-starred restaurants globally has moved toward smart casual, particularly in London, New York, and Los Angeles. Tokyo and Paris maintain higher expectations. A jacket is never wrong at any Michelin-starred restaurant. Always check the restaurant's website before booking.
What is the difference between business casual and smart casual at a restaurant?
Business casual implies a professional office register: a suit without a tie, collared shirt with tailored trousers, no jeans. Smart casual allows more personal expression — well-fitted dark jeans are typically acceptable, blazers optional. Business casual is the stricter, more formal code.
What happens if I arrive at a restaurant dressed incorrectly?
At casual and smart casual restaurants, nothing — the staff will seat you without comment. At jacket-required restaurants, most keep house jackets available for guests. At the most formal addresses, arriving without appropriate attire may result in being asked to return properly dressed, though most front-of-house teams handle this with discretion.