An FMB Sketch ( Field Measurement Book Sketch ) is a technical drawing of a piece of land prepared by the survey department. It shows detailed measurements, boundaries, and layout of the land parcel based on the survey number. The information provided online is up to date and no physical visit to the concerned departments is required to obtain information. FMB sketch is a survey map of land boundaries and dimensions maintained by the Revenue Department. Learn how to get FMB sketch online, how it differs from Patta and Chitta, and why it is important for construction and land development. Government of Tamil Nadu's Anytime, Anywhere e-Services enable citizens to view and verify Pattas, A-Register extracts; also, track application status & find out if a land is owned by the Government or by a private entity