Secure Fence Act of 2006

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Secure Fence Act of 2006 — Easy-to-read summary

The Secure Fence Act of 2006 is a U.S. law aimed at strengthening border security by building fencing along the U.S.–Mexico border and by improving other security measures.

What it did
- Authorized the construction of hundreds of miles of fencing along the southern border, with an initial goal around 700 miles.
- Allowed the addition of vehicle barriers, lighting, roads, and more technology (cameras, sensors, satellites, and drones) to help protect the border.
- Required at least two layers of reinforced fencing in some areas, but acknowledged that different border terrains may need different designs.

How it got there
- Introduced in the House by Representative Peter King on September 13, 2006.
- Passed the House on September 14, 2006, and the Senate on September 29, 2006.
- Signed into law by President George W. Bush on October 26, 2006.

Key provisions and flexibility
- The law authorized fencing and security measures to protect the border and support immigration reform.
- In 2008, an amendment added by Senator Kay Bailey Hutchison allowed the Secretary of Homeland Security to decide where fencing and related resources are needed, rather than requiring fencing in every spot prescribed by the act.

Funding and costs
- Initially, about $1.4 billion was set aside to build the fence.
- The overall cost was projected to be very high (tens of billions) over 25 years.
- From 2007–2015, roughly $2.3 billion was spent to deploy fencing. Maintenance costs were expected to be substantial.

What was built and when
- By 2009, about 613 miles of new pedestrian fencing and vehicle barriers had been completed.
- By 2011, roughly 649–652 miles had been built.
- By mid-2010s, government reports described the fence as largely in place, with additional layers of fencing behind the main barrier in some areas. The plan also shifted some focus toward using technology (a “virtual fence”) to monitor the border.

Effectiveness and challenges
- Breaches and attempted breaches occurred, including climbing, tunneling, driving over barriers, and even small aircraft.
- The Government Accountability Office (GAO) found it difficult to measure how much the fencing actually improved border security because there were no clear, consistent performance metrics.
- Some studies suggested that the fence alone did not stop illegal crossings and that other factors (such as migratory routes and demand) continued to influence border activity.
- The fence required ongoing maintenance and upgrades, with substantial ongoing costs.

Environmental and social effects
- Building the fence disrupted wildlife habitats and could threaten endangered species in areas near the border.
- Some studies linked fencing to changes in wildlife movement and habitat, which could raise extinction risks for certain species.
- Economic analyses showed mixed effects on jobs and wages, with small changes in earnings for workers on both sides of the border.

Legacy and later debate
- The act sparked ongoing political debate about border security and immigration reform.
- In later years, proposals for a much larger border fence or wall continued to surface in political discussions, with supporters citing security and opponents pointing to costs, effectiveness, and environmental impacts.

Bottom line
The Secure Fence Act of 2006 aimed to significantly tighten border security by authorizing hundreds of miles of fencing plus security technology. It led to substantial fencing and modernization, but its overall effectiveness, cost, and environmental impact remain debated.