Per the recommendation of the Blueprint initiative, TMF050 and TMF053 (NGOSS Technology Neutral Architecture) (and associated addendums) have been deprecated.
TMF053 has been replaced with GB942 Solution Framework Business Services (Contracts) and its addendums:
TMF050 has been replaced by the new compliance program, details available at /CertifiedCompliance/7450/home.html
For further information, kindly contact the Architecture Harmonization Team.