04 Dec 2023

 [###  Update Center

 ](https://www.leonsoftware.com/index.php?option=com_content&view=category&id=15)

#    Leon 153 released

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**We have just started rolling out a new version of Leon. Over the next few days, customers will be gradually switched to a new version. If you find a function not working as expected, please let us know via the [Customer Portal](https://customer.leon.aero/)**

**SALES**

- TAX - a new tax 'Dutch Aviation TAX' will be implemented. More information [here](https://wiki.leonsoftware.com/updates/tax-dutch-aviation-tax-implemented)
- CURRENCY - it will be possible to define a default currency for each tail, which Leon should use when creating a quote
- AVINODE - a possibility to define if not confimed aircraft scheduled maintenance in Leon should result in the aircraft availability in Avinode. If it should, in the 'Scheduled maintenance' window mark a checkbox 'Available for charter'
- QUOTES - an option to calculate flight time with 'ForeFlight' will be added

**OPS**

- FLIGHT ORDER - an old format of the Flight Order document will be turned off. More information [here](https://wiki.leonsoftware.com/updates/flight-order-an-old-format-of-the-flight-order-document-will-be-turned-off)
- FOREFLIGHT - an option to define how many days in advance a schedule is exported into ForeFlight. Enter the number of days into the 'Send days ahead' field, in the ForeFlight's configuration window of the ADD-ONS panel
- SEND SCHEDULE - 'Cc' & 'Bcc' email addresses taken from contacts will appear automatically in the Phonebook

**CREW**

- DUTY - it will be possible to attach a file when adding a duty
- FTL SHEET - the report will show the time zone of the airport where rest period takes place. Turn it on in the report's filter by marking a checkbox **'**Show end time zone column'
- CREW CALENDAR - new date range selections will be available: last 14 days, last 28 days, last 84 days

**MX**

- HIL - it will be possible to check history of changes of HIL by clicking a clock-icon, either on the main HIL page (top-right corner), or in the HIL's edition window

**SCHED**

- VERSIONS - it will be possible to view flights from different schedule versions. More information [here](https://wiki.leonsoftware.com/updates/sched-possibility-to-preview-multiple-versions)

**REPORT WIZARD**

- REPORTS SHARED BY LEON - a new report 'SIFL' will be available to all Leon clients. More information [here](https://wiki.leonsoftware.com/updates/report-wizard-a-new-report-sifl-will-be-shared-with-all-operators-by-leon)
- SCOPE FLIGHT - a new option will be added to the filter: 'Exclude Aircraft' - it will allow to exclude selected tails from the report's data
- SCOPE FTL DUTY - new columns will be added: 'Flight number', 'Trip number', 'Difference between max FDP and planned FDP', 'Violations notes'

**PHONEBOOK**

- PASSPORT - it will be possible to mark a selected passport as 'Unavailable'
- PAX - new items will be available: 'Cost centre', 'Project number' - both as text input only

**CREW APP**

- REQUESTS - uploading files, when making requests in crew app, will be possible

**Apart from the above-mentioned features, we have also made changes to Leon API which can be reviewed under this [changelog](https://bitbucket.org/leondevteam/api-documentation/src/master/changelogs/changelog-153.txt) link**

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 [27 Jul 2026

##  Leon 222 released

 ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1195:leon-222-released&catid=15)

 [13 Jul 2026

##  Leon 221 released

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 [29 Jun 2026

##  Leon 220 released

 ](https://www.leonsoftware.com/index.php?option=com_content&view=article&id=1183:leon-220-released&catid=15)

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