% Letter using the invoice class
% Invoice will calculate totals of daily and hourly rate and calculate VAT and total
% also add up expenses calcuating foreign currency values
% Default Currency Euro, Irish VAT rate 23%
\documentclass{letter}
\usepackage{invoice}
\makeatletter
  \def\@texttop{}
\makeatother

%\thispagestyle{empty}

\address{Company Name Ltd. \\ Street Address, \\ City.}
\signature{Your Name \\
 \textbf{email:} youremail@mail.com \\ \textbf{Tel.} 01 9999999}
\date{Date Issued}

\begin{document}
\longindentation=0pt
  \begin{letter}{Your Client Ltd. \\ Clients Street. \\ Clients City}
\centerline{\bf \sc INVOICE NO. 23} \par    
\opening{\textbf{Company No.} 123456 
		\\ \textbf{VAT Registration No.} 98765643 
		\\ \textbf{Period:} Month of Invoice }
    In connection with my recent work for you, here is the invoice.
    \begin{invoice}{Euro}{23}  %Irish VAT 23% from 2012 was 21%
      \ProjectTitle{Project Name}%
      \Fee{Daily Charged Work} {200} {2}
      \Fee{Hourly Rated Work} {45} {3}
\EBC{Travel} {100} {}
\EFC{Hotel} {UK£} {50.00} {1.27} {}
    \end{invoice}
    \closing{Kind Regards,}
  \end{letter}
\end{document}
