To lodge a certificate you will first need to purchase lodgement credits which can be bought by you as an individual or as an organisation from the main CIBSE website. Purchase Lodgement Credits here
Lodgement credits cost £35.00 + VAT each and include the £9.84 Landmark fee. Discounts are available for larger quantities.
If you experience any difficulties in purchasing lodgement credits please call (0) 20 8772 3681.