What information should a letter of consent contain?

A letter of consent to take a child abroad on holiday should include the following information:

The child’s full name, date of birth and passport number.

The dates of the holiday and accommodation details.

The letter should specify the activity and the duration of the consent.

The identity and contact details of the parties involved, and their relationship to the child.

Finally, the letter should be signed by all the parties that hold parental responsibility.