Aeronautical Information Service

	EFFECTIVE DATE	LAST DATE FOR RAW DATA TO REACH AIS	PUBLICATION DATE (Major changes)	PUBLICATION DATE (Usual changes)
	0	90	56	42
1	22-Jan-26	24-Oct-25	27-Nov-25	11-Dec-25
2	19-Feb-26	21-Nov-25	25-Dec-25	08-Jan-26
3	19-Mar-26	19-Dec-25	22-Jan-26	05-Feb-26
4	16-Apr-26	16-Jan-26	19-Feb-26	05-Mar-26
5	14-May-26	13-Feb-26	19-Mar-26	02-Apr-26
6	11-Jun-26	13-Mar-26	16-Apr-26	30-Apr-26
7	09-Jul-26	10-Apr-26	14-May-26	28-May-26
8	06-Aug-26	08-May-26	11-Jun-26	25-Jun-26
9	03-Sep-26	05-Jun-26	09-Jul-26	23-Jul-26
10	01-Oct-26	03-Jul-26	06-Aug-26	20-Aug-26
11	29-Oct-26	31-Jul-26	03-Sep-26	17-Sep-26
12	26-Nov-26	28-Aug-26	01-Oct-26	15-Oct-26
13	24-Dec-26	25-Sep-26	29-Oct-26	12-Nov-26
1	21-Jan-27	23-Oct-26	26-Nov-26	10-Dec-26
2	18-Feb-27	20-Nov-26	24-Dec-26	07-Jan-27
3	18-Mar-27	18-Dec-26	21-Jan-27	04-Feb-27
4	15-Apr-27	15-Jan-27	18-Feb-27	04-Mar-27
5	13-May-27	12-Feb-27	18-Mar-27	01-Apr-27
6	10-Jun-27	12-Mar-27	15-Apr-27	29-Apr-27
7	08-Jul-27	09-Apr-27	13-May-27	27-May-27
8	05-Aug-27	07-May-27	10-Jun-27	24-Jun-27
9	02-Sep-27	04-Jun-27	08-Jul-27	22-Jul-27
10	30-Sep-27	02-Jul-27	05-Aug-27	19-Aug-27
11	28-Oct-27	30-Jul-27	02-Sep-27	16-Sep-27
12	25-Nov-27	27-Aug-27	30-Sep-27	14-Oct-27
13	23-Dec-27	24-Sep-27	28-Oct-27	11-Nov-27

EFF DATE RAW DATA to AIS DAYS LEFT

14 May 2026 13 Feb 2026 9

11 Jun 2026 13 Mar 2026 37

09 Jul 2026 10 Apr 2026 65