This site contains important information regarding this process including applications, instructions, standards and guidelines to assist the applicant. We're here to answer all your questions.Fill out our contact form and we'll connect you with the people who can help. Our associated professionals will come to your home to take accurate measurements, then prepare preliminary drawings to meet your approval. You must submit two hard copies or a digital copy of plans for the review process. Plans must clearly illustrate the nature of all of the work to be performed. View the application procedures for new construction, addition and alterations in Suffolk. Plan Review Find information about submission requirements. The following is a general guideline of actions that may require a permit.