Skip to content
Official portrait of Matt O'Sullivan

Liberal Party

Matt O'Sullivan

Senator for WA

Shadow Minister for Child Protection and the Prevention of Family Violence

Matt’s year in parliament →

Matt O'Sullivan is the Liberal Party senator for WA. This term Matt has voted in 236 recorded divisions (68.4% attendance), without crossing the floor, voting with Liberal Party 100% of the time. Every figure on this page comes from Hansard division records and AEC disclosures.

How Matt voted, issue by issue

Recorded divisions classified by policy issue (AI-assisted tagging, only shown above 60% confidence). “For” means the vote supported the issue's direction, whichever way the motion was worded.

  • Climate & Energy

    31 votes for · 53 votes against

    31 ayes, 53 noes
  • Integrity & Transparency

    35 votes for · 44 votes against

    35 ayes, 44 noes
  • Cost of Living

    27 votes for · 39 votes against

    27 ayes, 39 noes
  • Education

    21 votes for · 17 votes against

    21 ayes, 17 noes
  • Housing

    15 votes for · 12 votes against

    15 ayes, 12 noes
  • Defence & Foreign Affairs

    18 votes for · 9 votes against

    18 ayes, 9 noes
  • Tax & Budget

    7 votes for · 13 votes against

    7 ayes, 13 noes
  • Health

    10 votes for · 8 votes against

    10 ayes, 8 noes

How Matt votes

Last 30 recorded divisions — no floor-crossings in this period. Source: Hansard division records.

  • Bills — Higher Education Support Amendment (Reverse Job-Ready Graduates Fee Hikes and End 50k Arts Degrees) Bill 2025; Second Reading

    1 July 2026 · senate

    11 ayes, 30 noes
    No
  • Regulations and Determinations — Treasury Laws Amendment (Payday Superannuation) Regulations 2026; Disallowance

    1 July 2026 · senate

    11 ayes, 27 noes
    No
  • Bills — Health Legislation Amendment (Prescribing of Pharmaceutical Benefits) Bill 2025; Second Reading

    1 July 2026 · senate

    32 ayes, 19 noes
    Aye
  • Business — Consideration of Legislation

    1 July 2026 · senate

    32 ayes, 20 noes
    Aye
  • Bills — Sex Discrimination Amendment (Restoring Common Sense and Recognising Biological Sex) Bill 2026; First Reading

    1 July 2026 · senate

    21 ayes, 30 noes
    Aye
  • Business — Rearrangement

    1 July 2026 · senate

    26 ayes, 11 noes
    Aye
  • Business — Rearrangement

    1 July 2026 · senate

    26 ayes, 11 noes
    Aye
  • Bills — Competition and Consumer Amendment (Unfair Trading Practices) Bill 2026; Second Reading

    1 July 2026 · senate

    20 ayes, 30 noes
    Aye
  • Bills — Health Legislation Amendment (Prescribing of Pharmaceutical Benefits) Bill 2025; Second Reading

    1 July 2026 · senate

    33 ayes, 19 noes
    Aye
  • Matters of Urgency — Cost of Living

    1 July 2026 · senate

    21 ayes, 19 noes
    Aye
  • Business — Consideration of Legislation

    1 July 2026 · senate

    32 ayes, 20 noes
    Aye
  • Business — Consideration of Legislation

    1 July 2026 · senate

    32 ayes, 20 noes
    Aye
  • Bills — Northern Australia Infrastructure Facility Amendment Bill 2026; Second Reading

    30 June 2026 · senate

    20 ayes, 31 noes
    Aye
  • Documents — Economics References Committee; Order for the Production of Documents

    30 June 2026 · senate

    33 ayes, 21 noes
    Aye
  • Documents — Superannuation; Order for the Production of Documents

    30 June 2026 · senate

    24 ayes, 30 noes
    Aye
  • Documents — Housing; Order for the Production of Documents

    30 June 2026 · senate

    35 ayes, 21 noes
    Aye
  • Notices — Postponement

    30 June 2026 · senate

    11 ayes, 24 noes
    No
  • Committees — Productivity in Australia Select Committee; Reporting Date

    30 June 2026 · senate

    24 ayes, 30 noes
    Aye
  • Documents — Order for the Production of Documents

    30 June 2026 · senate

    34 ayes, 20 noes
    Aye
  • Committees — Corruption in the Construction Industry Select Committee; Appointment

    30 June 2026 · senate

    24 ayes, 30 noes
    Aye
  • Committees — National Anti-Corruption Commission Joint Committee; Direction to Committee

    30 June 2026 · senate

    34 ayes, 20 noes
    Aye
  • Documents — Order for the Production of Documents

    30 June 2026 · senate

    34 ayes, 20 noes
    Aye
  • Documents — Metrea Australia; Order for the Production of Documents

    30 June 2026 · senate

    34 ayes, 20 noes
    Aye
  • Bills — Treasury Laws Amendment (Tax Reform No. 1) Bill 2026, Income Tax Rates Amendment (Tax Reform No. 1) Bill 2026; Limitation of Debate

    25 June 2026 · senate

    35 ayes, 25 noes
    No
  • Business — Rearrangement

    25 June 2026 · senate

    25 ayes, 32 noes
    Aye
  • Business — Rearrangement

    25 June 2026 · senate

    32 ayes, 25 noes
    No
  • Bills — Treasury Laws Amendment (Tax Reform No. 1) Bill 2026, Income Tax Rates Amendment (Tax Reform No. 1) Bill 2026; Limitation of Debate

    25 June 2026 · senate

    26 ayes, 34 noes
    Aye
  • Documents — Climate Change and Energy Portfolio; Order for the Production of Documents

    25 June 2026 · senate

    24 ayes, 32 noes
    Aye
  • Committees — Appointment

    25 June 2026 · senate

    24 ayes, 32 noes
    Aye
  • Bills — Treasury Laws Amendment (Tax Reform No. 1) Bill 2026, Income Tax Rates Amendment (Tax Reform No. 1) Bill 2026; Limitation of Debate

    25 June 2026 · senate

    26 ayes, 34 noes
    Aye

Declared donations

Individual receipts declared to the AEC. Larger gifts appear first.

No individual donations on record for this member.

Committee work

  • References
  • Legislation

Follow Matt’s votes as they happen

Verity sends you a plain-English brief when your representatives vote on things you care about.

Get the app