Application for Planning Review: Complete ALL applicable items on the form, including signatures of Applicant and Property Owner(s), and submit the original. Don't wait get your plans NOW!This digital plan package is a downloadable Print PDF Package (non-modifiable, print only). Building plan review requirements for commercial new construction, additions, and shell buildings. Guide for all new single and twofamily residences, accessory dwelling units and modular building construction projects. Find your ideal 3 bedroom apartment in Hillsborough. Discover 12 spacious units for rent with modern amenities and a variety of floor plans to fit your Floor plans must be submitted for the proposed work. Rooms must be identified on the plans.