# pydicom.dataset.validate_file_meta

`pydicom.dataset.``validate_file_meta`(file_meta, enforce_standard=True)

  Validate the File Meta Information elements in file_meta.

  Changed in version 1.2: Moved from `pydicom.filewriter`.

  Parameters:

  - file_meta (Dataset) – The File Meta Information data elements.
  - enforce_standard (bool, optional) –

    If `False`, then only a check for invalid elements is performed. If `True` (default), the following elements will be added if not already present:

    - (0002,0001) File Meta Information Version
    - (0002,0012) Implementation Class UID
    - (0002,0013) Implementation Version Name

    and the following elements will be checked:

    - (0002,0002) Media Storage SOP Class UID
    - (0002,0003) Media Storage SOP Instance UID
    - (0002,0010) Transfer Syntax UID

  Raises:

  - `ValueError` – If enforce_standard is `True` and any of the checked File Meta Information elements are missing from file_meta.
  - `ValueError` – If any non-Group 2 Elements are present in file_meta.