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Find a list of simple record keeping applications, including cash basis and simplified expenses specifications.
Check the availability and any issues affecting the Automatic Exchange of Information (AEOI) online service.
Local Test Service (LTS), Gateway Reflector and compressed data xml samples for Charities Online software developers.
Check the availability and any issues affecting the Construction Industry Scheme (CIS) online service.
Forms P60 (2020 to 2021) for PAYE software developers.
Check the availability and any issues affecting the Safety and Security GB (S&S GB) service.
Technical specifications for Stamp Tax Online software developers.
Check the availability and any issues affecting Annual Tax on Enveloped Dwellings (ATED).
The recognition process allows software developers to have their commercially available xml based products listed on GOV.UK.
Check the availability and any issues affecting the registered dealers in controlled oil (RDCO) electronic returns online service.
Use this guidance for support if you're a software developer working with the Self Assessment Online service.
Check the availability and any issues affecting the payrolling benefits and expenses online service.
Use this technical documentation for partnership returns if you’re a software developer working with the Self Assessment online service.
SDLT5 substitute technical specifications for Stamp Tax Online software developers.
Check the availability and any issues affecting the VAT On e-Services (VOES) online service.
Construction Industry Scheme (CIS) technical specifications for software developers.
Find out about the Excise Movement Control System (EMCS) specifications for software developers.
Find recognised software suppliers that provide internet filing enabled software for Excise Movement and Control System (EMCS).
Guidance for software developers on how to produce an IRmark for Gateway Protocol services.
Find recognised suppliers and software for pension schemes.
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