To create a new tag

git tag <tag_name>
Eg:
git tag release-november-29

To list all tags in current repository

git tag

To delete a tag from local repo

git tag -d <tag_name>
Eg:
git tag -d release-november-29

To delete a tag from origin

git push origin :<tag_name>
Eg:
git push origin :release-november-29

Push tag to remote

git push <remote> tag 2016-03-01-pl-update
Eg:
git push origin tag release-november-29