Certificate of Lawfulness approval rate in Hertsmere
Hertsmere approved 91.0% of certificate of lawfulness applications, based on 580 decisions analysed.
Last updated: June 2026
91.0%
certificate of lawfulness approval rate
580
Certificate of Lawfulness decisions
528
Approved
52
Refused
87.4%
Hertsmere overall
How certificate of lawfulness compares in Hertsmere
Certificate of Lawfulness
91.0%
Hertsmere all types
87.4%
What gets approved near your property?
In Hertsmere, 1 in 8 applications are refused. Your PlanningLens Full Planning Analysis 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
Free planning check for Hertsmere →
✓ Common refusal reasons in Hertsmere
✓ Your 10 nearest comparable planning decisions
✓ Appeal success rates
✓ PDF report to share with your architect
Free. Based on 3,948 decisions.
Other application types in Hertsmere
Full
92.0%
Other
81.9%
Trees
89.0%
Prior Approval
81.4%
Certificate of Lawfulness
91.0%
Discharge of Conditions
97.8%
Advertisement
94.6%
Listed Building
94.1%