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Get your MIAM before you apply to court with a C100

Before you file a C100 with the family court about your children, you must attend a MIAM unless an exemption applies. Ark holds MIAMs by video with FMC-registered mediators for £130, or £160 within 24 hours of payment. Your mediator then completes the MIAM section of your C100.

Why you need a MIAM before a C100

Since 2014, anyone applying for a child arrangements, specific issue or prohibited steps order has had to attend a MIAM first (Children and Families Act 2014, section 10). The court will not usually process your C100 without it.

A MIAM is a one-to-one meeting with a family mediator. They explain how mediation works, talk through your situation and help you decide whether mediation could settle things without a hearing. It is not a commitment to mediate. Three things parents often do not realise:

How it works with Ark

  1. Book online. Answer our short MIAM questionnaire and choose standard or urgent.
  2. Attend by video. A meeting of up to 60 minutes with an FMC-registered mediator, from home.
  3. Get your MIAM certificate. If mediation is not suitable or you decide to go to court, your mediator completes and signs the MIAM section of your C100 and sends it to you securely.

What is a C100 form?

The C100 is the application you use to ask the family court in England and Wales to decide something about your child's upbringing. You can use it to apply for:

If you have already agreed arrangements and want them made legally binding, you apply for a consent order instead, and you do not need a MIAM.

How to apply with a C100

Online

You can apply through the government's online service. You can save your application and come back to it, and you have 28 days to finish once you start.

By post

Send the paper C100 plus three copies to the family court nearest where your child lives.

The court fee

The court charges £270 to apply (GOV.UK, October 2026). You may get help with court fees if you are on benefits or a low income. This fee is paid to the court, not to Ark.

How long it takes

GOV.UK says a court order usually takes around 10 months. Mediation is often much quicker, and agreements reached in mediation can be made legally binding through a consent order.

When you do not need a MIAM

You will not usually need a MIAM if:

You claim an exemption on the C100 itself and may need evidence. If you are unsure, call us for a free 10-minute consultation. If you have safety concerns, see safeguarding and safety.

Could mediation avoid court altogether?

Many parents who come to us for a MIAM go on to agree arrangements in mediation instead. For children cases, the government's Family Mediation Voucher Scheme can contribute up to £500.

C100 MIAM questions

How quickly can I get a MIAM for a C100?

Our urgent MIAM is held within 24 hours of payment, for £160. A standard MIAM is £130 and can be booked online at a time that suits you. Both include your MIAM certificate for the court.

How long is my MIAM certificate valid?

Four months from the date of your MIAM. If you have not applied to court by then, you will need a new MIAM. Try to submit your C100 promptly after your MIAM so your certificate stays valid.

Does my ex-partner have to attend?

No. You attend your own MIAM. We may invite the other parent to theirs, but if they do not attend or respond, you can still apply to court, and your mediator records this on your C100.

Can you fill in my C100 for me?

We offer a support session of up to one hour to help you complete your C100, for £100 per case. It is practical help with the form, not legal advice, so take advice from a solicitor if your case is complex.

Is the MIAM done online?

Yes, all our MIAMs are by secure video, so you can attend from home wherever you are in England and Wales. If you need to meet in person, contact us for a quote at one of our South East hubs.

Do I need a MIAM if we have already agreed arrangements?

No. If you are applying for a consent order to make an agreement legally binding, a MIAM is not required. You only need a MIAM where you are asking the court to decide something you have not agreed.

Book your free 10-minute call

Tell us a little about your situation and a mediator will call you back, usually the same working day.

  1. Send us a few details
  2. A mediator calls you back at a time that suits you
  3. No obligation, and nothing is shared with your ex-partner

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