"TWOV (Transit Without Visa): Visa required, except for Passengers holding confirmed onward tickets making an airside transit at London Gatwick (LGW), London Heathrow (LHR) or Manchester (MAN) on the same calendar day to a third country (excluding Ireland (Rep.)). The following conditions must be complied with:

- passenger must arrive and depart by air; and
- passenger only intends to transit through the United Kingdom; and
- passenger must hold all documents required for the next destination; and
- passenger must not leave the transit area; and
- passenger travels with a document listed in the following
warning(s):
- ***Warning*** Passengers may make an airside transit if holding a valid, common format Residence Permit issued by an EEA Member State For details, click here or Switzerland. (SEE NOTE 57398)
     NOTE 57398: E-visas or e-residence permits are only accepted for airside transit when the airline is able to verify it with the issuing country.
- ***Warning*** Passengers may make a airside transit if holding a valid "D" visa issued by an EEA Member State or Switzerland. (SEE NOTE 57398)
     NOTE 57398: E-visas or e-residence permits are onlyaccepted for airside transit when the airline is able to verify it with the issuing country.
     
     
Visa required, except for Passengers holding confirmed onward tickets passing through United Kingdom immigration to make a landside transit to a third country on a flight that departs before 23:59 the next day. The following conditions must be complied with:
- passenger must arrive and depart by air; and
- passenger must have no purpose in entering the United Kingdom other than to pass through in transit; and
- passenger must hold all documents required for the next destination; and
- passenger must pass through United Kingdom Immigration; and
- passenger travels with a document listed in the following
warning(s):
- ***Warning*** Passengers may make a landside transit if
   holding a valid, common format residence permit issued by
   an EEA Member State For details, click here or Switzerland. (SEE NOTE
   57399)
     NOTE 57399: E-visas or e-residence permits are not
    accepted for landside transit.
- ***Warning*** Passengers may make a landside transit if holding a valid common format "D" visa issued by an EEA Member State or Switzerland. (SEE NOTE 57399)
NOTE 57399: E-visas or e-residence permits are not accepted for landside transit."