A12 planning approval rate
The A12 postcode area falls under Hertsmere council, which has a 85.1% planning approval rate based on 3,094 decisions.
Last updated: April 2026
85.1%
Hertsmere approval rate
What this means for A12
If you're planning a project in the A12 area, your application will be decided by Hertsmere council. Based on historical data, around 14.9% of applications are refused. The approval rate varies by ward and application type — use our free tool to check your specific property.
What gets approved near your property?
In Hertsmere, 1 in 7 applications are refused. Your PlanningLens Pro Report gives you 17 pages of intelligence specific to your property:
✓ Ward-level approval rates for your exact area
✓ Common refusal reasons in Hertsmere
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Get Hertsmere Pro Report — £79
✓ Common refusal reasons in Hertsmere
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Less than one set of revised drawings. Based on 3,094 decisions.
Hertsmere approval by application type
Other
81.1%
Prior Approval
81.5%
Trees
91.1%
Full
85.0%
Certificate of Lawfulness
88.6%
Discharge of Conditions
96.2%
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92.0%