The Spice Girl, 52, and her husband Christian Horner, 51, wanted to shift their current boundary back from the road and install stone posts on either side, replacing the current timber set-up.
Developers have been giving the green light to build up to 315 homes on Old Sarum Airfield in Salisbury, Wiltshire. It is one of the oldest airfields in the country.
The Shameless star, 50, who has been living in the village for just over a year, wishes to build a work space in her Grade II listed farmhouse at her countryside home.