A hotel can welcome casual clothes in the lobby while applying a different dress code at dinner. If a restaurant is a central part of your stay, read its requirements before packing. A room reservation does not necessarily settle access to every dining venue under the same conditions.
The Ritz London’s published FAQ is a clear example: it distinguishes requirements for certain dining services from other hotel areas. That is one property’s policy, not a rule for hotels generally. The useful habit is to check the actual venue and service you have booked.
Translate a label into the clothes you own
“Smart casual” leaves room for interpretation. If you are unsure about trainers, shorts, a collarless shirt or a particular outfit, ask a concrete question. Naming the item is more likely to produce a useful answer than asking whether you will look smart enough.
Check whether the guidance differs for breakfast, afternoon tea and dinner, or for an outdoor terrace and an indoor restaurant. Children, special events and private dining may also have separate arrangements. Use the current booking confirmation and official venue information rather than relying only on an old guest photograph.
Raise access needs before arrival
If disability, sensory needs, religious dress or medical footwear affect what you can wear, contact the venue privately and ask how it can accommodate the situation. Do not assume an exception exists, but do not assume a generic dress-code paragraph answers your individual question either. Keep the response with the reservation details.
A simple packing note can name the meal, the requirement and the outfit you plan to wear. For example: “Saturday dinner—jacket confirmed—pack navy jacket and suitable shoes.” It is an organisational example, not a recommendation to buy new clothes.
If the requirements do not suit the trip, choose another dining option while you still have time to review cancellation terms. The point is to make the meal comfortable and predictable, rather than discovering at the restaurant entrance that your luggage was packed for a different kind of evening.