Validation Rules and Examples

CustomerReference: Required; 1–250 characters.
Title: Required; 2–30 characters; letters, spaces, and single quotes only (^[a-zA-Z ']+$).
FirstName: Required; 1–30 characters; letters, spaces, hyphens, and single quotes only (^[a-zA-Z '-]+$).
LastName: Required; 2–30 characters; letters, spaces, hyphens, and single quotes only (^[a-zA-Z '-]+$).
MiddleNames: Optional; 1–30 characters; letters, spaces, hyphens, and single quotes only (^[a-zA-Z '-]+$).
DateOfBirth: Required; ISO-8601 date/datetime format; age must evaluate to between 18 and 120 years.
PhoneNumber: Required; 10 or 11 numeric digits starting with 0 (^0\d{9,10}$); internal whitespace is stripped prior to matching.
EmailAddress: Required; valid email format; 5–255 characters.
Address: Required object (additionalProperties: false).
- PostCode: Required; standard UK postcode format.
- Building Identification: At least one of AbodeNumber (max 30), BuildingName (max 50), or BuildingNumber (max 12) is required (slashes and allowed symbols accepted).
- Address1, Address2, Address3: Optional; 1–50 characters; alphanumeric and allowed symbols (no slashes).
- Town: Optional; 1–25 characters; alphanumeric and allowed symbols (no slashes).
PreviousAddress: Optional; Validation same as Address above.

Example 1: Flat with building name

Flat 1/2 Test House
Test Street
Test Town
TT12 3TT

{
  "address": {
    "postcode": "TT12 3TT",
    "abodeNumber": "Flat 1/2",
    "address1": "Test Street",
    "address2": "",
    "address3": "",
    "buildingName": "Test House",
    "buildingNumber": "",
    "town": "Test Town"
  }
}

Example 2: Flat identifier only

3F
Test Street
Test Town
TT12 3TT

{
  "address": {
    "postcode": "TT12 3TT",
    "abodeNumber": "3F",
    "address1": "Test Street",
    "address2": "",
    "address3": "",
    "buildingName": "",
    "buildingNumber": "",
    "town": "Test Town"
  }
}

Example 3: Flat, building name, and street number

Flat 16 Test House
54 Test Street
Test Town
TT12 3TT

{
  "address": {
    "postcode": "TT12 3TT",
    "abodeNumber": "Flat 16",
    "address1": "Test Street",
    "address2": "",
    "address3": "",
    "buildingName": "Test House",
    "buildingNumber": "54",
    "town": "Test Town"
  }
}