1.17.1 (October 28, 2026) BUG FIXES: fmt: The original content of a file is now preserved if Terraform experiences an error writing to the original file. (#39303) Always evaluate module policies during destroy plan (#39455) stacks: report every policy result for a replaced resource instead of only one of them (#39453)
1.17.0 (October 21, 2026) NEW FEATURES: Terraform now supports variables and locals in provider requirements (#39153) A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) policy: Terraform Policy is now generally available. The -policies flag for plan, apply, and query no longer requires an experimental build or the -allow-ex…
1.16.7 (October 22, 2026) BUG FIXES: command/test: Avoid panic when testing schema w/ deprecated values (#39406) NOTES: Terraform is now built with Go 1.26.10, which no longer trusts certificates issued through a set of compromised eMudhra intermediate CAs (CVE-2026-111943) (#39417)
1.17.0-rc2 (October 14, 2026) NEW FEATURES: Terraform now supports variables and locals in provider requirements (#39153) A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) policy: Terraform Policy is now generally available. The -policies flag for plan, apply, and query no longer requires an experimental build or the -allo…
1.16.6 (October 14, 2026) BUG FIXES: cloud: terraform init can now find workspaces selected by key/value tags whose keys contain uppercase letters. (#39306) test: Allow module under test to use deprecated outputs. (#39207) NOTES: Prevent a HTTP/2 resource exhaustion via CVE-2026-78669. Exploitation would require a compromised (untrusted) provider/module registry. Such a threat is considered to be…
1.17.0-rc1 (October 07, 2026) NEW FEATURES: Terraform now supports variables and locals in provider requirements (#39153) A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) policy: Terraform Policy is now generally available. The -policies flag for plan, apply, and query no longer requires an experimental build or the -allo…
1.16.5 (September 30, 2026) BUG FIXES: Fixed a crash that happens when a tainted instance state is seen without a valid status (#39287) resource-identity: fixed an issue where resource identity could be nil during delete (#39285)
1.17.0-beta2 (September 23, 2026) NEW FEATURES: Terraform now supports variables and locals in provider requirements (#39153) A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) policy: Terraform Policy is now generally available. The -policies flag for plan, apply, and query no longer requires an experimental build or the -…
1.16.4 (September 23, 2026) BUG FIXES: Fixed an issue where Terraform fails when rendering policy evaluation outcomes for older versions of Terraform Enterprise (#39095) stacks: Fix invalid deferred error triggered by provider returning a deferral when a resource also has an unknown count/for_each. (#39237)
1.16.3 (September 16, 2026) BUG FIXES: Fix handling of destroy=false around create_before_destroy instances (#39169) Fix function result comparison when there are multiple marks (#39170) Filter logic for marks could cause values with multiple marks to erroneously fail validations (#39171) Fix issue with import provider resolution (#39185)
1.17.0-beta1 (September 09, 2026) NEW FEATURES: Terraform now supports variables and locals in provider requirements (#39153) A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) policy: Terraform Policy is now generally available. The -policies flag for plan, apply, and init no longer requires the -allow-experimental-feature…
1.16.2 (September 9, 2026) BUG FIXES: Fix panic in module installation when encoutering invalid module calls (#39129)
1.16.1 (September 2, 2026) BUG FIXES: cloud: Fixed a bug causing the CLI to pause indefinitely after a run task failure with pending policy evaluations (#38751) Support referencing modules containing dynamic sources in Terraform Test (#38950) stacks: Fixed validation to ensure the provider versions in the lock file and configuration are compatible. (#38829) Fix panic when import identity reference…
1.17.0-alpha20260827 (August 27, 2026) NEW FEATURES: A new -minimal-refresh planning option has been added, which will only refresh resources that have proposed changes. (#35290) ENHANCEMENTS: command/init: Enrich log messages with provider versions (#38918) command/login: display warning after successful login if user is subject to an organization's TTL policy BUG FIXES: funcs: pow and log no lon…
1.16.0 (August 26, 2026) NEW FEATURES: Terraform now stores planned private data for providers, allowing provider-specific state to be preserved across plan and apply. (#37986) terraform_data: The new store block can hold ephemeral and sensitive values across plan and apply. (#38298) Providers can now use nested blocks as computed values (#38305) import: import blocks inside modules are now suppor…
1.15.9 (August 19, 2026) BUG FIXES: validate: Child module validation has been fixed and will now raise errors or warning diagnostics for invalid blocks. (list, import, backend, and cloud) (#38994) NOTES: Update go-slug to v0.18.3 to mitigate CVE-2026-14978, which is a Unicode normalization issue that could lead to files not being correctly excluded via .terraformignore from upload to a Terraform…
1.16.0-rc2 (August 19, 2026) NEW FEATURES: Terraform now stores planned private data for providers, allowing provider-specific state to be preserved across plan and apply. (#37986) terraform_data: The new store block can hold ephemeral and sensitive values across plan and apply. (#38298) Providers can now use nested blocks as computed values (#38305) import: import blocks inside modules are now su…
1.16.0-rc1 (August 12, 2026) NEW FEATURES: Terraform now stores planned private data for providers, allowing provider-specific state to be preserved across plan and apply. (#37986) terraform_data: The new store block can hold ephemeral and sensitive values across plan and apply. (#38298) Providers can now use nested blocks as computed values (#38305) import: import blocks inside modules are now su…
1.17.0-alpha20260812 (August 12, 2026) ENHANCEMENTS: command/init: Enrich log messages with provider versions (#38918) BUG FIXES: funcs: pow and log no longer panic when result is not a number (#38912) ephemeral: Terraform will now use and display diagnostics raised when renewing an ephemeral resource. This may cause warnings to appear that previously were lost. We expect that any error diagnostic…
1.16.0-beta2 (August 05, 2026) NEW FEATURES: Terraform now stores planned private data for providers, allowing provider-specific state to be preserved across plan and apply. (#37986) terraform_data: The new store block can hold ephemeral and sensitive values across plan and apply. (#38298) Providers can now use nested blocks as computed values (#38305) import: import blocks inside modules are now…
1.17.0-alpha20260729 (July 29, 2026) ENHANCEMENTS: command/init: Enrich log messages with provider versions (#38918) BUG FIXES: funcs: pow and log no longer panic when result is not a number (#38912) EXPERIMENTS: Experiments are only enabled in alpha releases of Terraform CLI. The following features are not yet available in stable releases. The experimental "deferred actions" feature, enabled by p…
1.16.0-beta1 (July 23, 2026) NEW FEATURES: Terraform now stores planned private data for providers, allowing provider-specific state to be preserved across plan and apply. (#37986) terraform_data: The new store block can hold ephemeral and sensitive values across plan and apply. (#38298) Providers can now use nested blocks as computed values (#38305) import: import blocks inside modules are now su…
1.16.0-alpha20260715 (July 15, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…
1.15.8 (July 8, 2026) BUG FIXES: Fix terraform init error when installing providers sourced from a service-discovery alias advertised by the configured backend (such as localterraform.com) NOTES: command/init: Provider installation was changed to enable future enhancements in the area. This effectively reverses the log message changes from v1.15. initializing_provider_plugin_message is being re-in…
1.16.0-alpha20260708 (July 08, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…
1.16.0-alpha20260706 (July 06, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…
1.16.0-alpha20260701 (July 01, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…
1.16.0-alpha20260626 (June 26, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…
1.15.7 (June 24, 2026) BUG FIXES: Add concurrency safety to configs.Parser and SourceBundleParser (#38745) Fix submodule variable validation during init (#38770)
1.16.0-alpha20260624 (June 24, 2026) NEW FEATURES: Store PlannedPrivate data for providers (#37986) New store block in terraform_data that can handle ephemeral and sensitive values (#38298) Providers can now use nested blocks as computed values (#38305) import: add support for import blocks inside modules (#38352) We now produce builds for Linux s390x (zLinux) (#38384) workspace: The workspace lis…