@Noobatuk Thank you for your reply.

Just one thing to confirm.
Did you fill the same while applying for Visa? As visa start and end date could be different from COS start and end date.

My wife has the certificate of sponsorship(CoS) number and she is applying for a Tier-2 General visa. We both are applying together for the UK Visa and will be travelling together. I am facing one issue while paying for IHS(Immigration health surcharge). On the IHS form, there is one field for enter...