The Landmarks Preservation Commission Rules are found in Title 63 of the Rules of the City of New York.
These rules set forth the Commission's application and public hearing procedures, and the rules and standards for work on buildings in historic districts and individual landmarks. Proposed work that meets the rules may be approved by the LPC staff. If proposed work does not meet the rules, the application must be reviewed by the full Commission at a public hearing.
You can also download a PDF of LPC's Rules.
A master plan is a set of rules created and approved by the Commission that authorizes staff-level permits in certain historic districts throughout the city. Master plans outline criteria for certain types of alterations, and if the applicant shows the proposed work meets the criteria, a staff preservationist can issue a permit.
Master Plans have been issued for these historic districts: