Companies forced to reveal gender pay gap
Firms that fail to address the pay gap between male and female employees with be listed in new league tables.
Companies with over 250 employees will have to publish their gender pay gap under measures being announced by the Government to tackle inequality.
The new league tables will also be launched giving details of companies failing to address the problem, but they won't be revealed until 2018.
Women and equalities minister Nicky Morgan said the Government wanted to secure "real equality" for women and reduce the gap in pay between men and women.
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The TUC said it was "shocking" that the gender pay gap was still over 19% for all workers and 9.4% for full-time employees, adding that at the current rate of progress it would take almost 50 years to close it.
General secretary Frances O'Grady said: "If David Cameron is serious about ending the gender pay gap within a generation we need a much bolder approach from ministers.
"While today's announcement is a step in the right direction, we're disappointed that firms won't have to publish their gender pay gap figures until 2018.
Ministers are taking action to make sure that thousands more girls study maths, engineering, science and technology at school.
The Government said it aimed to have 15,000 more girls studying maths and sciences by 2020, a 20% increase on current numbers.