The phrase "proper permits" means having the necessary official documents or licenses to do something legally or in the correct manner. Full definition
Provide your inspector with building permits and plans for major renovations, and disclose if the work was not completed with proper permits. (rismedia.com)
Those in opposition contend proper permits are not in place for the entire well project, and pipeline construction should cease until they are. (wamc.org)
Often evidence is visible that proper installation instructions were not followed and further investigation is needed to see if proper permits were pulled and followed. (brennerhomeinspections.com)