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Compare

Deirdre Costigan vs Sir Mark Tami

A side-by-side comparison of voting participation, party rebellion, topic focus, and recent voting overlap.

Photograph of Deirdre Costigan
Deirdre Costigan
Lab Ealing Southall
vs
Photograph of Sir Mark Tami
Sir Mark Tami
Lab Alyn and Deeside

Voting alignment

Deirdre Costigan and Sir Mark Tami voted the same way 100% of the time, based on 441 shared comparable votes.

441 same votes 0 different votes 441 shared votes

Alignment only includes divisions where both MPs recorded an Aye or No vote. Tellers, absences, abstentions, and missing votes are excluded.

Topic alignment

Closest by topic
49 Aye 40 No
Tax 100% aligned 89 shared votes
49 Aye 40 No
27 Aye 25 No
Crime / Justice 100% aligned 52 shared votes
27 Aye 25 No
27 Aye 17 No
Education 100% aligned 44 shared votes
27 Aye 17 No
19 Aye 11 No
Housing 100% aligned 30 shared votes
19 Aye 11 No
22 Aye 8 No
Work / Employment 100% aligned 30 shared votes
22 Aye 8 No
Most different by topic
49 Aye 40 No
Tax 100% aligned 89 shared votes
49 Aye 40 No
27 Aye 25 No
Crime / Justice 100% aligned 52 shared votes
27 Aye 25 No
27 Aye 17 No
Education 100% aligned 44 shared votes
27 Aye 17 No
19 Aye 11 No
Housing 100% aligned 30 shared votes
19 Aye 11 No
22 Aye 8 No
Work / Employment 100% aligned 30 shared votes
22 Aye 8 No

Topic alignment uses local topic tags, so a division can count towards more than one topic.

Voting record

91.1 %
18 % above average
Rank 14 of 649
Participation
82.4 %
10 % above average
Rank 148 of 649
524
575 eligible divisions
Total votes
1,946
2,361 eligible divisions
273
52.1 % of votes cast
Aye votes
1,065
54.7 % of votes cast
251
47.9 % of votes cast
No votes
881
45.3 % of votes cast
1
0.2 % of votes cast
Against party
15
0.8 % of votes cast
2 years, 1 months
Since 4 Jul 2024
Commons service
25 years, 2 months
Since 7 Jun 2001

Debates

6
-71.9 vs Commons average
Rank 624 of 650
Appearances
0
-77.9 vs Commons average
Rank 646 of 650
6
-132.3 vs Commons average
Rank 622 of 650
Contributions
0
-138.3 vs Commons average
Rank 645 of 650

Debate figures cover imported Hansard debate appearances from the last 12 months.

Financials and interests

£196,485
all imported IPSA years
Lifetime expenses
£2,953,004
all imported IPSA years
£196,485
13 % below average
Latest expenses
£286,200
27 % above average
0
0 registered categories
Registered interests
2
2 registered categories
1
matched sponsored bills
Sponsored bills
0
matched sponsored bills

Expenses use IPSA totals for financial year 2024-25. Sponsored bill counts depend on currently imported bill sponsor metadata.

Most active voting topics

Work / Employment
39 of 39 votes
#1
Education
91 of 96 votes
Housing
31 of 31 votes
#2
Foreign Affairs
65 of 69 votes
Migration
13 of 13 votes
#3
Environment / Climate
45 of 48 votes
Digital / Online Safety
11 of 11 votes
#4
Migration
154 of 171 votes
NHS / Health
11 of 11 votes
#5
Work / Employment
68 of 77 votes

Recent voting overlap

These MPs agreed on every division where both voted in the current comparison sample.

Where they voted the same
Aye
Draft Trade Unions (Permissible Means of Voting) and Employment Rights (Unfair Dismissal) (Amendment) Order 2026 15 Jul 2026
Trade Work / Employment
Aye
Aye
Draft Code of Practice on Electronic and Workplace Ballots for Statutory Trade Union Ballots 15 Jul 2026
Trade Work / Employment
Aye
No
Public Office (Accountability) Bill Report Stage: Amendment 19 14 Jul 2026
No
No
Public Office (Accountability) Bill Report Stage: Amendment 199 14 Jul 2026
No
No
Public Office (Accountability) Bill Report Stage: Amendment 3 14 Jul 2026
No
Aye
Immigration and Asylum Bill: Second Reading 13 Jul 2026
Migration
Aye
No
Immigration and Asylum Bill: Reasoned Amendment to Second Reading 13 Jul 2026
Migration
No
Aye
Draft Children’s Wellbeing and Schools Act 2026 (Establishment of Schools) (Consequential Amendments) Regulations 2026 8 Jul 2026
Education
Aye
Aye
Draft Supply of Machinery (Safety) (Amendment etc.) and the EU Machinery Regulation (Enforcement etc. in Northern Ireland) Regulations 2026 8 Jul 2026
Aye
Aye
Draft Town and Country Planning (Discharge of Local Planning Authority Functions) (England) Regulations 2026 8 Jul 2026
Aye
Member source UK Parliament Members API
Voting source Commons Votes API