| Year | Date |
Description | SG | Michel | Scott | Yvert | ÅE | KSissue | KS |
| 1979 |
13.12.1979 |
Birds |
684-689 |
512-517 |
564-569 |
523-528 |
1-6 |
1979.01 |
1-6 |
| 1979 |
13.12.1979 |
Birds |
MS690 |
B10 |
SS569a |
BF9 |
|
1979.02 |
7-12 |
| 1983 |
15.12.1983 |
Birds |
827-830 |
640-643 |
691-694 |
660-663 |
7-10 |
1983.01 |
13-16 |
| 1983 |
15.12.1983 |
Birds |
MS831 |
640-643/B22 |
694a |
|
|
1983.02 |
17-20 |
| 1986 |
10.03.1986 |
Surcharge on 1983.01 |
921 |
730 |
780A |
750 |
11 |
1986.01 |
21 |
| 1987 |
18.05.1987 |
Birds |
985A-988A |
788I-791I |
836-839 |
797-800 |
12-15 |
1987.01 |
22-25 |
| 1987 |
18.05.1987 |
Birds |
985A-988A/MS989A |
788I-791I/B34 |
839a |
BF32 |
|
1987.02 |
26-29 |
| 1988 |
28.09.1988 |
Birds |
829a |
840 |
877 |
847A |
16 |
1988.01 |
30 |
| 1989 |
|
Imprint 1989 on 1987.01 |
986A |
|
|
|
13a |
1989.01 |
31 |
| 1989 |
10.11.1989 |
First moon landing |
1087-1090 |
884-887 |
934-937 |
|
|
1989.02 |
900-903 |
| 1989 |
10.11.1989 |
First moon landing |
MS1091 |
B40 |
937a |
|
|
1989.03 |
904-907 |
| 1990 |
|
Imprint 1990 on 1987.01 |
988A |
|
|
|
15a |
1990.01 |
32 |
| 1990 |
09.10.1990 |
Birds |
988B |
791II |
|
|
15b |
1990.02 |
33 |
| 1991 |
27.02.1991 |
Birds |
987B |
790II |
|
|
14a |
1991.01 |
34 |
| 1992 |
01.12.1992 |
Surcharge on 1979.01 |
1224 |
1016 |
1062b |
|
17 |
1992.01 |
35 |
| 1993 |
14.07.1993 |
Birds |
1242-1245 |
1033-1036 |
1079-1082 |
1026-1029 |
18-21 |
1993.01 |
36-39 |
| 1993 |
14.07.1993 |
Birds |
MS1246 |
1033-1036/B53 |
1082a |
|
|
1993.02 |
40-43 |
| 2000 |
18.09.2000 |
Nature conservation and hotel industry |
1507 |
1268 |
1310 |
1247 |
22 |
2000.01 |
44 |
| 2001 |
18.10.2001 |
Save the ozone layer |
1544 |
1308 |
1349 |
1280 |
23 |
2001.01 |
45 |
| 2003 |
27.09.2003 |
Resident birds of Sri Lanka |
1650-1674 |
1410-1434 |
1443a-y |
1369-1393 |
24-48 |
2003.01 |
46-70 |
| 2005 |
21.03.2005 |
Various surcharges |
|
1485-1486 |
1512-1513 |
|
|
2005.01 |
71-72 |
| 2006 |
04.01.2006 |
Wilpattu national park |
1763 |
1521 |
1535 |
1474 |
|
2006.01 |
73 |
| 2006 |
04.01.2006 |
Wilpattu national park |
MS1763 |
B99 |
1535a |
|
|
2006.02 |
74 |
| 2010 |
07.09.2010 |
Horton Plains national park |
2048-2051 |
1800 |
|
1751 |
|
2010.01 |
75 |
| 2010 |
07.09.2010 |
Horton Plains national park |
MS2052 |
1800/B116 |
SS1758 |
BF108 |
|
2010.02 |
76 |
| 2013 |
28.07.2013 |
Yala national park |
|
|
1899 |
|
|
2013.01 |
77 |
| 2013 |
28.07.2013 |
Yala national park |
|
|
1899a |
|
|
2013.02 |
78 |
| 2013 |
28.07.2013 |
Thailand 2013 |
|
|
1899b |
|
|
2013.03 |
79 |
| 2014 |
22.08.2014 |
Pigeon Island national park |
|
|
1937 |
|
|
2014.01 |
80 |
| 2014 |
22.08.2014 |
Pigeon Island national park |
|
|
|
|
|
2014.02 |
81 |
| 2016 |
26.01.2016 |
Kumana national park |
|
|
2000,2002 |
|
|
2016.01 |
82-83 |
| 2016 |
26.01.2016 |
Kumana national park |
|
|
2004a |
|
|
2016.02 |
84-85 |
| 2016 |
02.02.2016 |
World wetlands day |
|
|
|
|
|
2016.03 |
86-89 |
| 2016 |
02.02.2016 |
World wetlands day |
|
|
|
|
|
2016.04 |
90 |
| 2016 |
02.02.2016 |
World wetlands day |
|
|
|
|
|
2016.05 |
91 |
| 2016 |
02.02.2016 |
World wetlands day |
|
|
|
|
|
2016.06 |
92 |
| 2016 |
02.02.2016 |
World wetlands day |
|
|
|
|
|
2016.07 |
93 |
| 2016 |
02.12.2016 |
Unseen Sri Lanka |
|
|
|
|
|
2016.08 |
94 |
| 2016 |
02.12.2016 |
Unseen Sri Lanka |
|
|
|
|
|
2016.09 |
95 |
| 2016 |
02.12.2016 |
Unseen Sri Lanka |
|
|
|
|
|
2016.10 |
96 |
| 2017 |
16.12.2017 |
Endemic birds of Sri Lanka |
|
|
2125-2128 |
|
|
2017.01 |
97-100 |
| 2017 |
16.12.2017 |
Endemic birds of Sri Lanka |
|
|
2128a |
|
|
2017.02 |
101-104 |
| 2018 |
24.05.2018 |
Wild animals |
|
|
2143 |
|
|
2018.01 |
105 |
| 2018 |
24.05.2018 |
Wild animals |
|
|
|
|
|
2018.02 |
106 |
| 2019 |
05.10.2019 |
Wasgamuwa national park |
|
|
2201 |
|
|
2019.01 |
107 |
| 2019 |
05.10.2019 |
Wasgamuwa national park |
|
|
|
|
|
2019.02 |
108 |
| 2020 |
03.03.2020 |
Wild species threatened by trade in Sri Lanka |
|
|
|
|
|
2020.01 |
109 |
| 2020 |
03.03.2020 |
Wild species threatened by trade in Sri Lanka |
|
|
2242 |
|
|
2020.02 |
110 |
| 2021 |
09.10.2021 |
Endemic birds of Sri Lanka |
|
|
|
|
|
2021.01 |
111-116 |
| 2021 |
09.10.2021 |
Endemic birds of Sri Lanka |
|
|
|
|
|
2021.02 |
117-122 |
