C# Definition:

[Flags]
public enum SERVICE_ACCESS : int
{
     STANDARD_RIGHTS_REQUIRED       = 0xF0000,
     SERVICE_QUERY_CONFIG       = 0x00001,
     SERVICE_CHANGE_CONFIG      = 0x00002,
     SERVICE_QUERY_STATUS       = 0x00004,
     SERVICE_ENUMERATE_DEPENDENTS   = 0x00008,
     SERVICE_START          = 0x00010,
     SERVICE_STOP           = 0x00020,
     SERVICE_PAUSE_CONTINUE     = 0x00040,
     SERVICE_INTERROGATE        = 0x00080,
     SERVICE_USER_DEFINED_CONTROL   = 0x00100,
     SERVICE_ALL_ACCESS         = (STANDARD_RIGHTS_REQUIRED     |
                       SERVICE_QUERY_CONFIG     |
                       SERVICE_CHANGE_CONFIG    |
                       SERVICE_QUERY_STATUS     |
                       SERVICE_ENUMERATE_DEPENDENTS |
                       SERVICE_START        |
                       SERVICE_STOP         |
                       SERVICE_PAUSE_CONTINUE       |
                       SERVICE_INTERROGATE      |
                       SERVICE_USER_DEFINED_CONTROL)
}

VB Definition:

<Flags> Enum SERVICE_ACCESS
     STANDARD_RIGHTS_REQUIRED       = &HF0000
     SERVICE_QUERY_CONFIG       = &H00001
     SERVICE_CHANGE_CONFIG      = &H00002
     SERVICE_QUERY_STATUS       = &H00004
     SERVICE_ENUMERATE_DEPENDENTS   = &H00008
     SERVICE_START          = &H00010
     SERVICE_STOP           = &H00020
     SERVICE_PAUSE_CONTINUE     = &H00040
     SERVICE_INTERROGATE        = &H00080
     SERVICE_USER_DEFINED_CONTROL   = &H00100
     SERVICE_ALL_ACCESS         = STANDARD_RIGHTS_REQUIRED Or _
                      SERVICE_QUERY_CONFIG Or _
                      SERVICE_CHANGE_CONFIG Or _
                      SERVICE_QUERY_STATUS Or _
                      SERVICE_ENUMERATE_DEPENDENTS Or _
                      SERVICE_START Or _
                      SERVICE_STOP Or _
                      SERVICE_PAUSE_CONTINUE Or _
                      SERVICE_INTERROGATE Or _
                      SERVICE_USER_DEFINED_CONTROL
End Enum

Notes:

see OpenService