| Year | Date |
Description | SG | Michel | Scott | Yvert | ÅE | KSissue | KS |
| 1971 |
18.09.1971 |
National plant and bird of Malta |
457-458 |
430-431 |
433-434 |
432-433 |
1-2 |
1971.01 |
1-2 |
| 1981 |
20.01.1981 |
Birds |
655-658 |
624-627 |
580-583 |
612-615 |
3-6 |
1981.01 |
3-6 |
| 1987 |
26.01.1987 |
Malta Ornithological Society |
796-799 |
762-765 |
690-693 |
743-746 |
7-10 |
1987.01 |
7-10 |
| 1991 |
03.10.1991 |
WWF |
898-901 |
864-867 |
790-793 |
843-846 |
11-14 |
1991.01 |
11-14 |
| 1999 |
06.04.1999 |
Europa |
1098-1099 |
1063-1066 |
966-967 |
1039-1040 |
15-16 |
1999.01 |
15-16 |
| 2001 |
22.06.2001 |
Birds of Malta |
1214-1229 |
1172-1187 |
1055a-p |
1142-1157 |
17-32 |
2001.01 |
17-32 |
| 2005 |
03.03.2005 |
H C Andersen |
1409 |
1379 |
1196 |
1344 |
33 |
2005.01 |
33 |
| 2006 |
14.03.2006 |
Domestic pets |
1470,1472 |
1444,1446 |
1238g,j,l,n |
|
|
2006.01 |
34-35 |
| 2007 |
31.12.2007 |
Coins of Malta |
MS1583 |
1556/B41 |
SS1328 |
|
|
2007.01 |
36 |
| 2010 |
23.09.2010 |
International year of biodiversity |
1670-1673 |
1647 |
1415 |
|
|
2010.01 |
37 |
| 2016 |
15.04.2016 |
WWF |
|
|
|
|
|
2016.01 |
38-41 |
| 2019 |
09.05.2019 |
Europa |
|
|
1649-1650 |
|
|
2019.01 |
42-43 |
| 2019 |
09.05.2019 |
Europa |
|
|
|
|
|
2019.02 |
44 |
| 2023 |
17.02.2023 |
Children's books |
|
|
|
|
|
2023.01 |
45 |
