The proposed conversion will be subject to all zoning code and fire sprinkler regulations in place at the time of the proposed change of use.
A soils/geology report for a subdivision is generally required in hillside areas and seismic hazard zones. See Information Bulletin P/BC 2107-132.
All construction work for which a permit is required shall be subject to inspection by authorized inspectors. It is your responsibility to notify the inspector when the work is ready for inspection.
If it is a building code issue, you may file a request for modification.
The general and laboratory approval is good for 12 months. The product approval letter indicates the duration and expiration date of the approved product.