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\section{KYC: Balance}
Note: this process is not implemented and would require non-trivial extra work
if required.
\begin{figure}[h!]
\begin{center}
\begin{tikzpicture}[node distance=1cm,font=\sffamily,
start/.style={rectangle, rounded corners, minimum width=3cm, minimum height=1cm,text centered, draw=black, fill=yellow!30},
end/.style={rectangle, rounded corners, minimum width=3cm, minimum height=1cm,text centered, draw=black, fill=red!30},
process/.style={rectangle, minimum width=3cm, minimum height=1cm, text centered, draw=black, fill=orange!30},
failed/.style={rectangle, rounded corners, minimum width=3cm, minimum height=1cm, text centered, draw=black, fill=red!30},
io/.style={trapezium, trapezium left angle=70, trapezium right angle=110, minimum width=3cm, minimum height=1cm, text centered, draw=black, fill=blue!30},
decision/.style={diamond, minimum width=3cm, minimum height=1cm, text centered, draw=black, fill=green!30},
arr/.style={very thick,-latex},
every edge quotes/.style = {auto, font=\footnotesize, sloped}
]
\node (start) [start] {Start};
\node (balance) [decision,below=of start,text width=3cm] {Transaction leaves wallet balance below AML threshold?};
\node (registered) [decision,below=of balance,text width=3cm] {Wallet has been subject to KYC?};
\node (kyc) [process, below=of registered] {KYC process};
\node (aml) [process, left=of kyc] {AML process};
\node (allow) [end, right=of balance] {Allow};
\node (deny) [failed, right=of registered] {Deny};
\draw[arr] (start) -> (balance) {};
\draw[arr] (balance) -> (registered);
\draw (balance) edge["No"] (registered);
\draw[arr] (balance) -> (allow);
\draw (balance) edge["Yes"] (allow);
\draw[arr] (registered) -> (kyc);
\draw (registered) edge["No"] (kyc);
\draw[arr] (registered) -> (deny);
\draw (registered) edge["Yes"] (deny);
\draw[arr] (kyc) -> (deny);
\draw (kyc) edge["Failed"] (deny);
\draw[arr] (kyc) -> (aml);
\draw (kyc) edge["Ok"] (aml);
\draw[arr] (aml) -> (balance.west);
\draw (aml) edge["New threshold"] (balance.west);
\end{tikzpicture}
\end{center}
\caption{Regulatory process when a wallet exceeds its AML threshold.
When the transfer is denied the transaction (withdraw, P2P transfer)
is refused by the wallet.}
\end{figure}
\begin{table}[h!]
\caption{Settings for the balance trigger.}
\begin{tabular}{l|l|r}
{\bf Setting} & {\bf Type} & {\bf Value} \\ \hline \hline
KYC threshold & Amount & {\em 5000 CHF} \\
Default AML threshold & Amount & {\em 5000 CHF} \\
\end{tabular}
\end{table}
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