IMPORTANT CASES THE BASICS OF SUBDIVISION CONTROL LAW: AN OVERVIEW, by Daniel C. Perry A HISTORY OF THE SECOND”EXCEPT” CLAUSE in M.G.L. Chapter 40A, Section 6, by Daniel C. Perry A SUMMARY OF FIVE CATEORIES OF GRANDFATHER RIGHTS IN MASS ZONING STATUTES, Prepared by Daniel C. Perry, Esq. and Lawrence D. Hunt, Esq. 