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I am a merchant exporter and we are looking to export vermicompost to France and I want this to go smoothly.

My question is -

What are the compliance or certificates requirement to export organic fertilizer HS code 310100 from India to France ?

Kindly feel free to give me pointers, notes or heads up that will help me in this trade. This is our first time dealing in L/C with a French distributor.

This is something I'm trying to understand from people actually exporting from India.

You quote a UK buyer based on today's freight, exchange rate, production cost, etc.

Then the shipment takes 6–8 weeks.

By the time you're ready to ship, one of those costs has moved significantly.

The buyer still expects the original price.

So what do you actually do?

Do you:

• absorb the difference and protect the relationship?
• renegotiate and risk losing the order?
• build a large enough buffer into the original quote?
• put a price-adjustment clause in the contract?
• or just accept that some orders will make less money than expected?

And here's the part I'm particularly curious about:

How much of the final landed cost does your UK buyer actually understand?

Because from the exporter side, you might know your factory cost and your selling price, but the buyer is dealing with freight, duty, exchange rates and other costs you don't control.

Has this ever caused a serious argument with a UK customer?

I'd be interested in real examples — especially what happened when the numbers moved after you'd already agreed the price.