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Regular Expression Details

Title	Test Find VAT Numbers format verification (IE)
Expression	(IE-?)?[0-9][0-9A-Z\+\*][0-9]{5}[A-Z]
Description	VAT Numbers format verification (Ireland) with support for optional member state definition.
Matches	IE4*12345Z \| 0012345K
Non-Matches	IE4-12345Z \| 00123456
Author	Rating: Vassilis Petroulias
Source
Your Rating	Bad 1 2 3 4 5 Good

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Existing User Comments

Title: not needed escape?
Name: tom
Date: 11/26/2010 10:35:22 AM
Comment:
Why you escape + and * in [], they are not special characters when in character_group. This patter allows IE4\12345Z but shouldn't I guess.

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