Boundary and Annexation Survey

BAS-5I
Boundary and Annexation Survey (BAS) Materials Checklist

Your Paper BAS packet includes:
• BAS Letter
• Respondent Guide - review latest updates at
< https://www.census.gov/programs-surveys/bas.html>
• BAS Form
• Maps
• Colored pencils
• Postage-paid return envelope
To change your response method from Paper BAS to the Geographic Update Partnership Software
(GUPS), you must notify the U.S. Census Bureau by phone at 1-800-972-5651, by email at
geo.bas@census.gov or respond online at http://www.census.gov/geo/partnerships/bas/bas_ar_form.html.