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Welcome to Companies House XML Gateway developer forum
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0
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4830
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January 22, 2015
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Inconsistent error messages from ZIP file validator
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5
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94
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February 16, 2026
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Personal Code Rejection After XML Gateway Acceptance
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1
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21
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February 16, 2026
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Companies House XML Gateway – “XML failed schema validation line 16 column 155” on IN01 v3.8 submission (GovTalkMessage Body issue)
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3
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126
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February 12, 2026
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Maintenance Window - Saturday 7th February
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0
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15
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February 2, 2026
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Implementation timeline for presenter measures – update
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0
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123
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January 19, 2026
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Authorised Corporate Service Provider (ACSP)
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1
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59
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January 13, 2026
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2026 FRC Taxonomies Update
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0
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56
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December 22, 2025
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Emergency Maintenance Window - Wednesday 17th December
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0
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41
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December 16, 2025
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PSC Related Data - Important Clarification
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18
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361
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December 10, 2025
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CS01 electronic filings being rejected - director name not being recognised
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21
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759
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December 9, 2025
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Submissions with crashes when submitted
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2
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69
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December 8, 2025
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How to include both Directors and Members in verification?
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1
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88
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December 5, 2025
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CS01 electronic filings being rejected - personal code already provided
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7
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330
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December 5, 2025
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Important Message - XML filings in pending status
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2
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130
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December 3, 2025
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COMPANIES HOUSE - Further update on "pending" issue resolution
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0
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105
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December 2, 2025
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Important Update: Filing Issue Resolved
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0
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56
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December 2, 2025
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Update on Filing Issues
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0
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174
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December 1, 2025
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Important update - IDV change related software filing issue
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0
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81
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November 28, 2025
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PSC Director and PSC LLP member ID filing deadlines - not showing correct dates in API or public register
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0
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70
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November 26, 2025
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Important message - IDV change related software filing issues
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0
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467
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November 26, 2025
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CompanyIncorporation-v3-8 - "Invalid CompaniesHousePersonalCode format" Error
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4
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237
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November 26, 2025
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UK-GAAP to FRS-02 Mappings
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4
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54
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November 24, 2025
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Launch - most working but some not. Others have been successful?
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8
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235
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November 24, 2025
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Is there any way to validate UIDs - Invalid CompaniesHousePersonalCode format
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1
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92
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November 21, 2025
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XML FILING GATEWAY AVAILABILITY 17th and 18th November
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1
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88
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November 14, 2025
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Is it known if 790ZG PSC will efile UID or will still be paper form?
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3
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52
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November 12, 2025
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Where do the new verificationstatements get used?
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2
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108
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November 12, 2025
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Shareholding in CS01 changes? Fatal 9999 Duplicate ShareholdingId: error
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2
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127
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November 4, 2025
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Update for Software Providers: Director PSC verification timing anomaly
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0
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87
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November 4, 2025
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