If you rely on a general licence to kill birds covered by the three licences being revoked (GL04/05/06), then you may not be acting lawfully if you continue to control birds. Until then, anyone needing to control one of the 16 species will need to apply for an individual licence.
The key change is that there may be a greater need to demonstrate that there are no reasonable non-lethal alternatives as part of an individual licence.
Further information can be obtained at the Natural England website:
This is intended to host my articles on ecology, news about what I am up to, and general musings or ramblings about things that concern me....