diff --git a/examples/tax/ERS_publickey.txt b/examples/tax/ERS_publickey.txt
new file mode 100644
index 0000000..5d2075d
--- /dev/null
+++ b/examples/tax/ERS_publickey.txt
@@ -0,0 +1,23 @@
+
+
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1
+
+mI0EVNvEAwEEAMxQIZngidMzDfXbSD13zX/Ja09IvoAqLy2dWzsC6ayMyLWe1Frw
+IpfIzKL2wPkA/gF+Vm+nH1jKhVa9+iIkD8lU715jS1unfOJM7Rx/b3Ai2R62PrKE
+plpgUhi8ribb9e0gWsk3lwuWzZhpWTCApuShDi0Ehm/1iYnJCrtBJfD7ABEBAAG0
+HUV4YW1wbGUgUmV2ZW51ZSBTZXJ2aWNlIChFUlMpiL4EEwECACgFAlTbxAMCGwMF
+CQGrJgAGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJECgNipJXkii5XnoEAJAX
+YirplYjAFfaEAKyARwhe+tNKLU0AL8+C9UmkYif+7zE1vKIG33h2K4GKRUH0exWI
+3z2BYKcqo2tDFWCF2+jEh7h1coG1yt7E+2y05MYCh/LGg0D9YVzytum13lKOD7hZ
+mzDDW35PDGwzR62lzLZ8s/axIrojuCd3hLtWeWuUuI0EVNvEAwEEAKxMMLoEXFSX
+jKXIirlEL9q2HefvT/6llLvlPgrnUhbi/e+dVJrl7332vDdpYW37mAhlG45HaL31
+EgUclWYO+cDh4824F6FVj1da0ESnvrI14IeU4hN0QRNcVBAA5sf0/NOj0ils+jKe
+LGel7wBetgVZIJ1w6qBMcj0BH2p8TlHhABEBAAGIpQQYAQIADwUCVNvEAwIbDAUJ
+AasmAAAKCRAoDYqSV5IouR7RA/42bpviYyV1vZFZWB3a8/7PAWee4W3Vbb+DSCWo
+tJFZUd/X4o61wxlKW3PlaP4vQm4bnuDEp9xhmPC8Z0qzk5yPmZoGhVhtq+GjcwyY
+VyWE9OdubRsMkcBy9Xxzdl229O7/y6e1mn5Hs/Lhgh6ghiIMmOMpxDIAgpdt4VyE
+MEBf0A==
+=J4P0
+-----END PGP PUBLIC KEY BLOCK-----
+