Journal Entries:
\[
\begin{array}{|l|p{8cm}|r|r|}
\hline
\textbf{Date} & \textbf{Particulars} & \textbf{Dr (₹)} & \textbf{Cr (₹)} \\
\hline
\multicolumn{4}{|l|}{\textbf{Case (i): For Neon Ltd.}} \\
\hline
2023 Mar 31 & Share Capital A/c (2,000 \times ₹ 8) & 16,000 & \\
& Securities Premium A/c (2,000 \times ₹ 2) & 4,000 & \\
& To Share Forfeiture A/c & & 15,000 \\
& To Share Allotment A/c (2,000 \times ₹ 5) & & 5,000 \\
& \textit{(Forfeiture of 2,000 shares due to non-payment of allotment money)} & & \\
\hline
2023 Mar 31 & Bank A/c (1,500 \times ₹ 7) & 10,500 & \\
& Share Forfeiture A/c (1,500 \times ₹ 1) & 1,500 & \\
& To Share Capital A/c (1,500 \times ₹ 8) & & 12,000 \\
& \textit{(Reissue of 1,500 shares at ₹ 7, with ₹ 8 paid up)} & & \\
\hline
2023 Mar 31 & Share Forfeiture A/c & 7,500 & \\
& To Capital Reserve A/c & & 7,500 \\
& \textit{(Transfer of profit from reissued forfeited shares to Capital Reserve)} & & \\
\hline
\multicolumn{4}{|l|}{\textbf{Case (ii): For Mamta Ltd.}} \\
\hline
2023 Mar 31 & Share Capital A/c (3,000 \times ₹ 7) & 21,000 & \\
& To Share Forfeiture A/c & & 9,000 \\
& To Share First Call A/c (3,000 \times ₹ 3) & & 12,000 \\
& \textit{(Forfeiture of 3,000 shares due to non-payment of first call money)} & & \\
\hline
2023 Mar 31 & Bank A/c (2,000 \times ₹ 9) & 18,000 & \\
& To Share Capital A/c (2,000 \times ₹ 9) & & 18,000 \\
& \textit{(Reissue of 2,000 shares at ₹ 9, fully paid up)} & & \\
\hline
2023 Mar 31 & Share Forfeiture A/c & 6,000 & \\
& To Capital Reserve A/c & & 6,000 \\
& \textit{(Transfer of profit from reissued forfeited shares to Capital Reserve)} & & \\
\hline
\end{array}
\]