diff --git a/tips/TIP-0050/tip-0050.md b/tips/TIP-0050/tip-0050.md
index 6cd62671e..12b87955a 100644
--- a/tips/TIP-0050/tip-0050.md
+++ b/tips/TIP-0050/tip-0050.md
@@ -123,6 +123,9 @@ valid, the following conditions must hold:
   previous byte, the indices continue where the previous byte's indices left off.
   - For example: In this list of two bytes with the bit patterns `0001 0000` and `0000 0100`, bits with indices `4` and
     `10` are set.
+- There must be no trailing zero bytes in the byte array.
+  - This rule ensures that an address with the same raw address bytes and the same capabilities will yield the same
+    binary and bech32 representation.
 
 ### Capability Flags