Update README.md

README.md

@@ -2,3 +2,12 @@ Contains data from various sources about Indian administrative boundaries.
 
 Data is available in releases.
 
+Excerpt from [Geospatial Guidelines](https://dst.gov.in/sites/default/files/Final%20Approved%20Guidelines%20on%20Geospatial%20Data_0.pdf)
+```
+xiii. For political Maps of India of any scale including national, state and other
+boundaries, SoI published maps or SoI digital boundary data are the
+standard to be used, which shall be made easily downloadable for free and
+their digital display and printing shall be permissible. Others may publish
+such maps that adhere to these standards.
+```
+Do consider this when wondering about whether the boundary data is usable or not.