vocascope.com.au/credential/crd_ts14nqht/certificate-iv-in-plumbing-and-services

Certificate IV in Plumbing and Services

Credential lineage crd_ts14nqht · CPC40911 · qualification · evidence as at 2026-09-10 04:23 UTC

superseded

Lifecycle is derived, never stored as an opinion (D-086). The rule this value came from: “All memberships retrieved as Superseded, and at least one IS_SUCCESSOR_TO edge retrieved.”

Register codes held by this lineage

A code is a dated membership of this lineage, not its identity. Every fact below is an assertion on the membership, carrying the retrieval it came from.

CPC40911Certificate IV in Plumbing and Servicestraining.gov.au national code
register status
supersededNonEquivalentsource observed · tga_rest 2026-09-03 12:35 UTC
currency
2011-05-19 → 2013-02-05source observed · tga_rest 2026-09-03 12:35 UTC
usage recommendation
supersededsource observed · tga_rest 2026-09-03 12:35 UTC
release read
1source observed · tga_rest 2026-09-03 12:35 UTC
TGA record id
0caa8f52-1b87-41ee-8c4c-520ef80ad8a1source observed · tga_rest 2026-09-03 12:35 UTC
authoritative source
warrant: tga_rest https://training.gov.au/api/training/CPC40911 · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 cd84b1726127…
review: approved
admitted 2026-09-03 22:48 UTC
Every fact on this code, with its warrant
  • code_title = Certificate IV in Plumbing and Services · AUTHORITATIVE_SOURCE · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127
  • currency_from = 2011-05-19 · SOURCE_OBSERVED · sv207 tga_rest 2026-09-03 12:35 UTC sha d39881ed80f8
  • currency_to = 2013-02-05 · SOURCE_OBSERVED · sv207 tga_rest 2026-09-03 12:35 UTC sha d39881ed80f8
  • nrt_status = supersededNonEquivalent · SOURCE_OBSERVED · sv207 tga_rest 2026-09-03 12:35 UTC sha d39881ed80f8
  • release_number = 1 · SOURCE_OBSERVED · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127
  • tga_record_id = 0caa8f52-1b87-41ee-8c4c-520ef80ad8a1 · SOURCE_OBSERVED · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127
  • usage_recommendation = superseded · SOURCE_OBSERVED · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127

Supersession

Lineage follows TGA's retrieved equivalence assertion (D-084): equivalent means the same entity under a new code, not equivalent means a separate entity with an edge between them. The equivalence below is TGA's, verbatim — not our inference.

This lineage supersedes
  • CPC40911 supersedes CPC40908 — TGA equivalence: not equivalent (2011-05-20)
    official relationship — Publisher-provided correspondence, hierarchy or succession — ABS ANZSCO↔OSCA correspondence, TGA supersession, TGA taxonomy occupations.
    warrant: tga_rest https://training.gov.au/api/training/CPC40911 · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 cd84b1726127…
    review: pending · permitted uses: navigation
    limitations: Register supersession as published by TGA. Not a statement about equivalence of outcomes; see is_equivalent.
  • CPC40911 supersedes CPC40909 — TGA equivalence: not equivalent (2011-05-20)
    official relationship — Publisher-provided correspondence, hierarchy or succession — ABS ANZSCO↔OSCA correspondence, TGA supersession, TGA taxonomy occupations.
    warrant: tga_rest https://training.gov.au/api/training/CPC40911 · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 cd84b1726127…
    review: pending · permitted uses: navigation
    limitations: Register supersession as published by TGA. Not a statement about equivalence of outcomes; see is_equivalent.
Superseded by
  • CPC40912 supersedes CPC40911 — TGA equivalence: not equivalent (2013-02-06)
    “Revised qualification deemed not equivalent to CPC40911A number of core units updated and deemed not equivalent to previous versionAll units reviewed and updated and those deemed equivalent allocated a new unit code version identifier”
    official relationship — Publisher-provided correspondence, hierarchy or succession — ABS ANZSCO↔OSCA correspondence, TGA supersession, TGA taxonomy occupations.
    warrant: tga_rest https://training.gov.au/api/training/CPC40912 · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 a2b3b1f0a3a0…
    review: pending · permitted uses: navigation
    limitations: Register supersession as published by TGA. Not a statement about equivalence of outcomes; see is_equivalent.

Which occupations does this qualification lead to?

2 occupations published by training.gov.au as an occupational outcome of these codes. This is what the register says, not evidence of labour-market outcome.

Mechanical Services Plumberosca_2024 363933

from CPC40911 · occupation entity occ_h7k54hs3

Why this occupation is listed here
human asserted — Reviewed judgement or curator decision — an approved crosswalk row, an admitted pathway.
warrant: tga_rest https://training.gov.au/api/training/CPC40911/taxonomyoccupations · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 6dc046fffeba…
method: TGA taxonomyoccupations occupationId 68 (sv 205) → tga_occupation_crosswalk row 192 v3 approved primary by Sammo at 2026-09-09T03:49:41.393Z → ANZSCO 2022 334112 → ABS correspondence → classification_membership 12 (part_code=false, part_entity=false) → occ_h7k54hs3
review: pending · permitted uses: navigation
limitations: TGA publishes the occupation as an occupational outcome of the training product (D-070). Not evidence of labour-market outcome, licensing or employment. Reaches the OSCA entity through a human-approved crosswalk.
The reviewed correspondence this rests on
TGA occupation 68 Air Conditioning Technician → ANZSCO 2022 334112 Airconditioning and Mechanical Services Plumber
approved · primaryscore 0.3695 · reviewed by Sammo, 2026-09-09 03:49 UTC · version v3
crosswalk-score v3: title dice=0.5278 jaccard=0; description cov=0.7465 (TGA description vs ANZSCO title, asymmetric — no ANZSCO 2022 descriptions held); tokens found=[aircondition service plumb] missing=[mechanical]; norm=lowercase, strip punctuation, stop-list(and,of,the,in,for,other,nec,general), stem(ers|ing|er|s where stem >= 4), compact(spaces removed); idf=ln(1+N/(1+df)) over N=1076 universe titles; cuts C1=top5+any>=0.5 cap10, C2=top5, C3=top3 where D>0, C4=top3 where C>0, C5=all corroborated; union C1-C4 capped 15 by title score, C5 added regardless; top-by-D tie-break = D desc, then title score desc, then code asc; channels=C3 (C3 (D=0.7465)) | context: cov=0.4594 over 1 product (CPC40911: sectors Fire Protection, Building Trades; 01 334100 "Plumbers"; 02 4431-01 "Supervisor, Plumbers"; 04 0403 "Building"; title "Certificate IV in Plumbing and Services"; TP CPC08 "Construction, Plumbing and Services Training Package") | corroboration unavailable: CPC40911 scheme 01 value_code=334100 "Plumbers" is a four-digit unit group padded to six characters (3341 + "00"), not an ANZSCO 2022 occupation code, so string equality can never match any candidate and this product corroborates nothing (D-113, hard rule 8) | producer VocaScope; a reviewed source relationship, not identity (D-124)
Plumber (General)osca_2024 363131

from CPC40911 · occupation entity occ_w9dw54ae

Why this occupation is listed here
human asserted — Reviewed judgement or curator decision — an approved crosswalk row, an admitted pathway.
warrant: tga_rest https://training.gov.au/api/training/CPC40911/taxonomyoccupations · retrieved 2026-09-03 12:35 UTC · HTTP 200 · sha256 6dc046fffeba…
method: TGA taxonomyoccupations occupationId 2796 (sv 205) → tga_occupation_crosswalk row 199 v3 approved primary by Sammo at 2026-09-09T03:49:41.393Z → ANZSCO 2022 334116 → ABS correspondence → classification_membership 2 (part_code=false, part_entity=false) → occ_w9dw54ae
review: pending · permitted uses: navigation
limitations: TGA publishes the occupation as an occupational outcome of the training product (D-070). Not evidence of labour-market outcome, licensing or employment. Reaches the OSCA entity through a human-approved crosswalk.
The reviewed correspondence this rests on
TGA occupation 2796 Specialist Hydraulic Designer (Plumber) → ANZSCO 2022 334116 Plumber (General)
approved · primaryscore 0.368 · reviewed by Sammo, 2026-09-09 03:49 UTC · version v3
crosswalk-score v3: title dice=0.44 jaccard=0.2; description cov=1 (TGA description vs ANZSCO title, asymmetric — no ANZSCO 2022 descriptions held); tokens found=[plumb] missing=[]; norm=lowercase, strip punctuation, stop-list(and,of,the,in,for,other,nec,general), stem(ers|ing|er|s where stem >= 4), compact(spaces removed); idf=ln(1+N/(1+df)) over N=1076 universe titles; cuts C1=top5+any>=0.5 cap10, C2=top5, C3=top3 where D>0, C4=top3 where C>0, C5=all corroborated; union C1-C4 capped 15 by title score, C5 added regardless; top-by-D tie-break = D desc, then title score desc, then code asc; channels=C1,C3,C4 (C1 (title=0.368), C3 (D=1), C4 (C=1)) | context: cov=1 over 1 product (CPC40911: sectors Fire Protection, Building Trades; 01 334100 "Plumbers"; 02 4431-01 "Supervisor, Plumbers"; 04 0403 "Building"; title "Certificate IV in Plumbing and Services"; TP CPC08 "Construction, Plumbing and Services Training Package") | corroboration unavailable: CPC40911 scheme 01 value_code=334100 "Plumbers" is a four-digit unit group padded to six characters (3341 + "00"), not an ANZSCO 2022 occupation code, so string equality can never match any candidate and this product corroborates nothing (D-113, hard rule 8) | producer VocaScope; a reviewed source relationship, not identity (D-124)

Identity

Created 2026-09-03 22:48 UTC from tga_rest https://training.gov.au/api/training/CPC40911

This identifier is permanent. Register codes are dated memberships of it; when a code is superseded the memberships change and the URI does not. Alias: /credential/tga/CPC40911.

Every fact on this lineage, with its warrant
  • lifecycle = superseded · DERIVED_DETERMINISTIC · sv308 vocascope 2026-09-03 22:48 UTC sha 68f551588d58 · lifecycle-d086@v2: statuses=["supersededNonEquivalent"] successor_edges_in=1
  • nrt_type = qualification · SOURCE_OBSERVED · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127
  • title = Certificate IV in Plumbing and Services · AUTHORITATIVE_SOURCE · sv204 tga_rest 2026-09-03 12:35 UTC sha cd84b1726127
Certificate IV in Plumbing and Services — VocaScope