
eSIM Consumer and IoT Specifications
The below content provides the status of the eSIM specifications that have been published by GSMA and a comprehensive way to link the core specifications with the related test and requirement specifications.
Architecture Specifications
| No. Spec | Title | Version | Publication date | Status | Expiry Date | Technical specification applicable |
| SGP.21 | eSIM Architecture Specification | SGP.21 V1.0 | 23rd December 2015 | Expired | N/A | SGP.22 V2.0 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.0 | 23rd August 2016 | Expired | N/A | SGP.22 V2.0 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.1 | 27th February 2017 | Expired | 31st December 2019 | SGP.22 V2.1 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.2 | 01st September 2017 | Active | 30th June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.3 | 30th June 2021 | Active | N/A | SGP.22 V2.3 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.4 | 03rd August 2021 | Active | N/A | SGP.22 V2.4 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.5 | 11th November 2022 | Active | NA | SGP.22 V2.5 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.6 | 20th September 2024 | Active | NA | SGP.22 V2.6 SGP.22 V2.6.1 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V2.7 | 24th April 2026 | Active | NA | SGP.22 V2.7 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V3.0 | 28th March 2022 | Active | N/A | SGP.22 V3.0 |
| SGP.21 | eSIM Architecture Specification | SGP.21 V3.1 | 01st December 2023 | Active | N/A | SGP.22 V3.1 |
| No. Spec | Title | Version | Publication date | Status | Expiry Date | Technical specification applicable |
| SGP.31 | eSIM IoT Architecture and Requirement Specification | SGP.31 V1.0 | 19 April 2022 | Expired | N/A | SGP.32 V1.0.1 |
| SGP.31 | eSIM IoT Architecture and Requirement Specification | SGP.31 V1.1 | 26 May 2023 | Expired | N/A | SGP.32 V1.1 |
| SGP.31 | eSIM IoT Architecture and Requirement Specification | SGP.31 V1.2 | 26 April 2024 | Active | N/A | SGP.32 V1.2 |
| SGP.31
NEW! |
eSIM IoT Architecture and Requirement Specification | SGP.31 V1.3 | 22 May 2026 | Active | N/A | SGP.32 V1.3 |
Technical Specifications
| No. Spec | Title | Version | Publication date | Status | Expiry Date | Test Specifications Applicable |
| SGP.22 | eSIM Technical Specification | SGP.22 V1.2 | 27th February 2017 | Expired | 11th July 2018 | NA |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.0 | 14th October 2016 | Expired | 30th April 2018 | NA |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.1 | 27th February 2017 | Expired | 31st December 2019 | SGP.23 V1.1 SGP.23 V1.2 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.2 | 01st September 2017 | Active* | 30th June 2026 | SGP.23 V1.9 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.2.1 | 18th December 2018 | Active* | 30th June 2026 | SGP.23 V1.9 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.2.2 | 05th June 2020 | Active* | 30th June 2026 | SGP.23 V1.9 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.3 | 30th June 2021 | Active* | N/A | SGP.23 V1.10 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.4 | 28th October 2021 | Active* | N/A | SGP.23 V1.11 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.5 | 25th May 2023 | Active* | N/A | SGP.23 V1.14 SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.6 | 20th September 2024 | Active* | 30th June 2026 | SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.6.1 | 15th April 2025 | Active* | N/A | SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V2.7 | 24th April 2026 | Active* | N/A | SGP.23 V1.16 |
| SGP.22 | eSIM Technical Specification | SGP.22 V3.0 | 19th October 2022 | Expired | N/A | NA |
| SGP.22 | eSIM Technical Specification | SGP.22 V3.1 | 01st December 2023 | Active* | N/A | SGP.23-1 eUICC V3.1 SGP.23-2 Device V3.1 SGP.23-3 Server V3.1 |
*Note: Those specifications are active according to SGP.24.
| No. Spec | Title | Version | Publication date | Status | Expiry Date | Test specification applicable |
| SGP.32 | eSIM IoT Technical Specification | SGP.32 V1.0.1 | 04 July 2023 | Expired | N/A | SGP.33-1 v1.0 |
| SGP.32 | eSIM IoT Technical Specification | SGP.32 V1.1 | 26 April 2024 | Expired | N/A | SGP.33-1 v1.1 |
| SGP.32 | eSIM IoT Technical Specification | SGP.32 V1.2 | 27 June 2024 | Active | N/A | SGP.33-1 V1.2 SGP.33-2 V1.2 SGP.33-3 V1.2 |
| SGP.32
NEW! |
eSIM IoT Technical Specification | SGP.32 V1.3 | 22 May 2026 | Active | N/A | SGP.33-1 V1.2 SGP.33-2 V1.2 SGP.33-3 V1.2 |
Application Notes
| No Specification and Version | Title | Publication date | Status | Expiry Date | Consumer and IoT Architecture specification applicable | Consumer and IoT Technical specification applicable | AN-2025-07 V1.0 | Preventing misuse of an eUICC Profile and installation of malicious Java Card Application | 09 July 2025 | Active | N/A | All SGP.21 V2.X and V3.X Active Versions ; All SGP.31 V1.X Active Versions | All SGP.22 V2.X and V3.X Active Versions ; All SGP.32 V1.X Active Versions | AN-2026-05 V1.0 | Application Note addressing issue within SGP.22 v2.7 ASN.1 | 19 May 2026 | Active | N/A | N/A | SGP.22 V2.7 |
Test Specifications
| No Specification and Version | Publication date | Status | Expiry Date | Technical specification applicable | eUICC GlobalPlatform Test Suite | Device GCF Certification |
| SGP.23 V1.0 | 09 June 2017 | Expired | 30 April 2018 | N/A | N/A | N/A |
| SGP.23 V1.1 | 10 October 2017 | Expired | 03 January 2018 | N/A | N/A | N/A |
| SGP.23 V1.2 | 03 January 2018 | Expired | 01 August 2018 | N/A | N/A | |
| SGP.23 V1.3 | 01 August 2018 | Expired | 18 December 2018 | N/A | N/A | |
| SGP.23 V1.4 | 18 December 2018 | Expired | 25 April 2019 | N/A | GP Test Suite v1.1.0.1 | |
| SGP.23 V1.5 | 25 April 2019 | Expired | NA | N/A | GP Test Suite v1.1.0.1 | |
| SGP.23 V1.6 | 12 October 2019 | Expired | N/A | SGP.22 V2.2 SGP.22 V2.2.1 |
GP Test Suite v1.1.0.1 | |
| SGP.23 V1.7 | 07 July 2020 | Expired | NA | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 |
GP Test Suite v1.1.0.1 | |
| SGP.23 V1.8 | 22 October 2020 | Expired | NA | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 |
GP test Suite | GCF’s eSIM RSP certification |
| SGP.23 V1.9 | 11 February 2021 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 |
GP test Suite | GCF’s eSIM RSP certification |
| SGP.23 V1.10 | 30 June 2021 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 |
GP test Suite | GCF’s eSIM RSP certification |
| SGP.23 V1.11 | 28 October 2021 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 |
Not available | GCF’s eSIM RSP certification |
| SGP.23 V1.12 | 28 March 2022 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 |
Not available | GCF’s eSIM RSP certification |
| SGP.23 V1.13 | 19 October 2022 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 |
Not available | GCF’s eSIM RSP certification |
| SGP.23 V1.14 | 05 July 2023 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 SGP.22 V2.5 |
GP test Suite | GCF’s eSIM RSP certification |
| SGP.23 V1.15 | 28 October 2024 | Active* | 30 June 2026 | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 SGP.22 V2.5 | GP test Suite | GCF’s eSIM RSP certification |
| SGP.23 V1.16 | 29 April 2025 | Active* | NA | SGP.22 V2.2 SGP.22 V2.2.1 SGP.22 V2.2.2 SGP.22 V2.3 SGP.22 V2.4 SGP.22 V2.5 SGP.22 V2.6 SGP.22 V2.6.1 |
GP test Suite | GCF’s eSIM RSP certification |
| SGP.23-1 eUICC V3.1 | 01 December 2023 | Expired | NA | SGP.22 V3.1 | Not available | N/A |
| SGP.23-1 eUICC V3.1.1 | 26 January 2024 | Expired | NA | SGP.22 V3.1 | Not available | N/A |
| SGP.23-1 eUICC V3.1.2 | 26 April 2024 | Expired | NA | SGP.22 V3.1 | Not available | N/A |
| SGP.23-1 eUICC V3.1.3 | 27 January 2025 | Active | NA | SGP.22 V3.1 | GP test Suite | N/A |
| SGP.23-2 LPA V3.1 | 01 December 2023 | Active | NA | SGP.22 V3.1 | N/A | Not available |
| SGP.23-3 Server V3.1 | 01 December 2023 | Active | NA | SGP.22 V3.1 | N/A | N/A |
*Note: Those specifications are active because SGP.22 v2.2, SGP.22 v2.2.1, SGP.22 v2.2.2, SGP.22 v2.3 and SGP.22 v2.4 are active
| No Specification and Version | Publication date | Status | Expiry Date | Technical specification applicable | eUICC GlobalPlatform Test Suite | Device GCF Certification |
| SGP.33-1 V1.0 | 26 January 2024 | Expired | N/A | SGP.32 V1.0.1 | Not available | N/A |
| SGP.33-1 V1.1 | 26 April 2024 | Expired | N/A | SGP.32 V1.1 | Not available | N/A |
| SGP.33-1 V1.2 | 27 January 2025 | Active | N/A | SGP.32 V1.2 | GP test Suite | N/A |
| SGP.33-2 V1.2 | 27 January 2025 | Active | N/A | SGP.32 V1.2 | N/A | Not available |
| SGP.33-3 V1.2 | 27 January 2025 | Active | N/A | SGP.32 V1.2 | N/A | N/A |
| No. Spec | Title | Version | Publication date | Status | Superceded Date | Test specification applicable |
| SGP.26 | eSIM Test Certificates | SGP.26 V1.1 | 10 October 2017 | Expired | 07 July 2020 | SGP.23 V1.6 |
| SGP.26 | eSIM Test Certificates | SGP.26 V1.2 | 03 January 2018 | Expired | 07 July 2020 | SGP.23 V1.6 |
| SGP.26 | eSIM Test Certificates | SGP.26 V1.3 | 07 July 2020 | Expired | NA | SGP.23 V1.7 |
| SGP.26 | eSIM Test Certificates | SGP.26 V1.4 | 31 July 2020 | Active | NA | SGP.23 V1.7 SGP.23 V1.8 |
| SGP.26 | eSIM Test Certificates | SGP.26 V1.5 | 30 June 2021 | Active | NA | SGP.23 V1.10 SGP.23 v1.11 |
| SGP.26 | eSIM Test Certificates | SGP.26 V3.0 | 01 December 2023 | Expired | NA | SGP.23-1 eUICC V3.1 SGP.23-2 Device V3.1 SGP.23-3 Server V3.1 |
| SGP.26 | eSIM Test Certificates | SGP.26 V3.0.1 | 26 January 2024 | Expired | NA | SGP.23-1 eUICC V3.1 SGP.23-2 Device V3.1 SGP.23-3 Server V3.1 |
| SGP.26 | eSIM Test Certificates | SGP.26 V3.0.2 | 27 January 2025 | Active | NA | SGP.23-1 eUICC V3.1.3 SGP.23-2 Device V3.1 SGP.23-3 Server V3.1 |
GSMA EID Definition and Assignment
| No. Spec | Title | Version | Status | Published Date | Service |
| SGP.29 | GSMA EID Definition and Assignment | SGP.29 V1.0 | Active | 31 July 2020 | GSMA eUICC Identity Scheme |
| SGP.29 | GSMA EID Definition and Assignment | SGP.29 V1.1 | Active | 22 March 2024 | GSMA eUICC Identity Scheme |
Compliance Specifications
| No. Spec | Title | Version | Status | Published Date | Deprecation Date | SGP Specifications Applicable |
| SGP.24 | eSIM Compliance Process | SGP.24 V1.0 | Expired | 30 May 2017 | 05 April 2018 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 V2.0 | Expired | 05 April 2018 | 07 December 2018 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 V2.1 | Expired | 07 December 2018 | 17 September 2019 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.2 | Expired | 17 September 2019 | 22 October 2020 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.3 | Expired | 22 October 2020 | 1 July 2022 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.4 | Expired | 1 July 2021 | 17 December 2021 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.4.1 | Expired | 17 December 2021 | 27 January 2022 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.4.2 | Expired | 27 January 2022 | 18 May 2022 | NA |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.4.3 | Expired | 18 May 2022 | 27 July 2022 | N/A |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.4.4 | Expired | 27 July 2022 | 28 March 2023 | N/A |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.5 | Expired | 28 March 2023 | 27 January 2025 | SGP.23 V1.9 SGP.23 V1.10 SGP.23 V1.11 SGP.23 V1.12 SGP.23 V1.13 SGP.23 V1.14 |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.6 | Expired | 27 January 2025 | 28 July 2025 | SGP.23 V1.9 SGP.23 V1.10 SGP.23 V1.11 SGP.23 V1.12 SGP.23 V1.13 SGP.23 V1.14 |
| SGP.24 | eSIM Compliance Process | SGP.24 v2.6.1 | Active | 28 July 2025 | N/A | SGP.23 V1.9 SGP.23 V1.10 SGP.23 V1.11 SGP.23 V1.12 SGP.23 V1.13 SGP.23 V1.14 SGP.23 V1.15 SGP.23 V1.16 |
| SGP.24 | eSIM Compliance Process | SGP.24 v3.0 | Expired | 01 December 2023 | 22 March 2024 | N/A |
| SGP.24 | eSIM Compliance Process | SGP.24 v3.1 | Expired | 22 March 2024 | 27 January 2025 | SGP.23-3 Server V3.1 |
| SGP.24 | eSIM Compliance Process | SGP.24 v3.2 | Expired | 27 January 2025 | 28 July 2025 | SGP.23-3 Server V3.1 |
| SGP.24 | eSIM Compliance Process | SGP.24 v3.2.1 | Active | 28 July 2025 | N/A | SGP.23-3 Server V3.1 |
Security Evaluation of Integrated eUICC
| No. Spec | Title | Status | Published Date |
| SGP.08 V1.1 | Security Evaluation of Integrated eUICC | Expired | 30 June 2021 |
| SGP.08 V1.2 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0084 | Expired | 07 October 2022 |
| SGP.08 V1.2.1 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0084 | Active | 06 February 2024 |
| SGP.08 V1.3 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0084 | Expired | 04 June 2024 |
| SGP.08 V1.4 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0084 | Active | 27 May 2025 |
Security Evaluation of Integrated eUICC based on PP-0117
| No. Spec | Title | Status | Published Date |
| SGP.18 V1.0 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0117 | Expired | 07 October 2022 |
| SGP.18 V1.0.1 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0117 | Active | 06 February 2024 |
| SGP.18 V1.1 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0117 | Expired | 04 June 2024 |
| SGP.18 V1.2 | Security Evaluation of Integrated eUICC Security Evaluation of Integrated eUICC based on PP-0117 | Active | 27 May 2025 |
GSMA eUICC Security Assurance Scheme
| No. Spec | Title | Version | Status | Published Date | eSA Scheme |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V1.0 | Expired | 07 July 2020 | eSA Scheme Guide |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V1.1 | Active | 05 July 2023 | eSA Scheme Guide |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V2.0 | Expired | 19 December 2023 | eSA Scheme Guide |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V2.1 | Expired | 22 March 2024 | eSA Scheme Guide |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V2.2 | Expired | 13 March 2025 | eSA Scheme Guide |
| SGP.06 | GSMA eUICC Security Assurance Principles | SGP.06 V2.3 | Active | 27 May 2025 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 V1.0 | Expired | 07 July 2020 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 V1.1 | Active | 05 July 2023 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 2.0 | Expired | 19 December 2023 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 2.1 | Expired | 22 March 2024 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 2.2 | Expired | 22 March 2024 | eSA Scheme Guide |
| SGP.07 | GSMA eUICC Security Assurance Methodology | SGP.07 2.3 | Active | 27 May 2025 | eSA Scheme Guide |
There is an ongoing Request For Proposal (RFP) for the onboarding of an additional GSMA Certification Body.
For further information, or to register your interest in becoming a GSMA eUICC Security Assurance Certification Body, please contact us on eSA@gsma.com. GSMA will share the RFP requirements with the applicants and will verify if the conditions are met to become an additional GSMA Certification Body
eUICC For Consumer and IoT Device Protection Profile
| No. Spec | Title | Version | Status | Published Date | Technical specification applicable | |
| SGP.25 | eUICC for Consumer Device Protection Profile | SGP.25 V1.0 | Active | 05 June 2018 | SGP.22 V2.1 SGP.22 V2.2 SGP.22 V2.2.1SGP.22 V2.2.2SGP.22 V2.3SGP.22 V2.4SGP.22 V2.5SGP.22 V2.6.1 |
|
| SGP.25 | eUICC for Consumer and IoT Device Protection Profile | SGP.25 V2.0 | Active | 19 December 2023 | SGP.22 V2.1 SGP.22 V2.2 SGP.22 V2.2.1SGP.22 V2.2.2SGP.22 V2.3SGP.22 V2.4SGP.22 V2.5SGP.22 V2.6.1 SGP.22 V3.1 SGP.32 V1.0 |
|
| SGP.25 | eUICC for Consumer and IoT Device Protection Profile | SGP.25 V2.1 | Active | 20 February 2025 | SGP.22 V2.1 SGP.22 V2.2 SGP.22 V2.2.1SGP.22 V2.2.2SGP.22 V2.3SGP.22 V2.4SGP.22 V2.5SGP.22 V2.6.1 SGP.22 V3.1 SGP.32 V1.2 |
| No. Spec | Title | Version | Status | Published Date | Protection Profile specification applicable |
| SGP.17-1 | Security Target Template for Consumer eUICC | SGP.17-1 V1.0 | Expired | 05 July 2023 | SGP.25 V1.0 |
| SGP.17-1 | Security Target Template for Consumer eUICC | SGP.17-1 V1.1 | Active | 30 September 2024 | SGP.25 V2.1 |
| SGP.17-2 | Security Target Template for Consumer eUICC with LPAe | SGP.17-2 V1.0 | Active | 30 September 2024 | SGP.25 V2.1 |
| SGP.17-3 | Security Target Template for IoT eUICC | SGP.17-3 V1.0 | Active | 30 September 2024 | SGP.25 V2.1 |
eUICC PKI Certificate Policy
| No. Spec | Title | Version | Status | Published Date | Technical specification applicable |
| SGP.14 | eUICC PKI Certificate Policy | SGP.14 v1.1 | Expired | 27 April 2017 | N/A |
| SGP.14 | eUICC PKI Certificate Policy | SGP.14 v2.0 | Expired | 17 September 2019 | N/A |
| SGP.14 | eUICC PKI Certificate Policy | SGP.14 v2.1 | Expired | 11 February 2021 | N/A |
| SGP.14 | eUICC PKI Certificate Policy | SGP.14 v2.2 | Expired | 27 January 2025 | N/A |
| SGP.14 | eUICC PKI Certificate Policy | SGP.14 v2.3 | Active | 22 May 2026 | N/A |
In Factory Provisioning
| No. Spec | Title | Version | Status | Published Date | Technical specification applicable |
| SGP.41 | In Factory Provisioning | SGP.41 v1.0 | Active | 28 February 2025 | N/A |
Status of the specifications
| Specification Status | Description |
| Active | Specification version that can be used to implement or test any product, and is valid as evidence of GSMA eSIM compliance. |
| Expired | Specification version for which an expiry date has been stated, and may no longer be valid as evidence of GSMA eSIM compliance |
The version number
| Major Version | The increment of the first digit of a specification version number (e.g. 2.0, 3.0) is used to indicate significant changes or additions to functionality defined in the previous version. |
| Minor Version | The increment of the second digit of a specification version number (e.g.2.1 or 2.2) is used to correct implementation bugs, misinterpretations or editorial mistakes. |