HSE has issued an exemption certificate that removes the requirement to report certain unintentional ignitions as dangerous occurrences. The exemption comes into immediate effect, but it is a condition of the exemption that the specific ignitions shall have been registered beforehand with HSE. A copy of the exemption certificate is attached.
xi-explosives-inspectorate-riddor-certificate-of-exemption-no-4-of-2007.PDF