Government websites use CAPTCHAs to protect forms, appointment booking systems, and public records portals. QA teams, civic tech developers, and legal professionals need automated access to test and operate these workflows efficiently.
Government CAPTCHAs by Category
| Portal Category | Common CAPTCHA | Example Sites | Use Case |
|---|---|---|---|
| Visa / immigration | BLS, reCAPTCHA v2 | BLS portals, USCIS | Appointment booking |
| DMV / motor vehicles | reCAPTCHA v2, image | State DMV sites | Registration renewal |
| Court records | reCAPTCHA v2 | PACER, state courts | Case lookup |
| Permits / licenses | Image CAPTCHA | City permit portals | Application filing |
| Tax portals | reCAPTCHA v2 | IRS, state tax sites | Filing status checks |
| Public records | Image CAPTCHA, reCAPTCHA | County records | Property/deed lookup |
BLS Visa Appointment Automation
BLS portals use their own CAPTCHA system. CaptchaAI supports BLS CAPTCHAs with 100% accuracy:
import requests
import time
import base64
CAPTCHAAI_KEY = "YOUR_API_KEY"
CAPTCHAAI_URL = "https://ocr.captchaai.com"
def solve_bls_captcha(captcha_image_url, session):
"""Solve BLS-specific CAPTCHA."""
# Download CAPTCHA image
img_resp = session.get(captcha_image_url)
img_b64 = base64.b64encode(img_resp.content).decode()
resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
"key": CAPTCHAAI_KEY,
"method": "base64",
"body": img_b64,
"json": 1,
})
task_id = resp.json()["request"]
for _ in range(30):
time.sleep(3)
result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
"key": CAPTCHAAI_KEY, "action": "get",
"id": task_id, "json": 1,
})
data = result.json()
if data["request"] != "CAPCHA_NOT_READY":
return data["request"]
raise TimeoutError("BLS CAPTCHA timeout")
class BLSAppointmentBooker:
def __init__(self):
self.session = requests.Session()
self.session.headers.update({
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
"AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
})
def login(self, portal_url, email, password):
"""Login to BLS portal with CAPTCHA."""
resp = self.session.get(portal_url)
# Extract CAPTCHA image URL from page
import re
match = re.search(r'src="(/captcha[^"]+)"', resp.text)
if match:
captcha_url = portal_url.rstrip("/") + match.group(1)
captcha_text = solve_bls_captcha(captcha_url, self.session)
else:
captcha_text = ""
login_resp = self.session.post(portal_url, data={
"email": email,
"password": password,
"captcha": captcha_text,
})
return login_resp.status_code == 200
def check_appointment_slots(self, slots_url):
"""Check available appointment slots."""
resp = self.session.get(slots_url)
if resp.status_code == 200:
return resp.json().get("available_slots", [])
return []
def book_slot(self, booking_url, slot_id, applicant_data):
"""Book an appointment slot, handling any CAPTCHA."""
resp = self.session.get(booking_url)
# Check for CAPTCHA on booking page
import re
match = re.search(r'src="(/captcha[^"]+)"', resp.text)
if match:
captcha_url = booking_url.rstrip("/") + match.group(1)
captcha_text = solve_bls_captcha(captcha_url, self.session)
else:
captcha_text = ""
resp = self.session.post(booking_url, data={
"slot_id": slot_id,
"captcha": captcha_text,
**applicant_data,
})
return {
"success": resp.status_code == 200,
"confirmation": resp.json().get("confirmation_number"),
}
Court Records Lookup
def solve_recaptcha(sitekey, pageurl):
resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
"key": CAPTCHAAI_KEY,
"method": "userrecaptcha",
"googlekey": sitekey,
"pageurl": pageurl,
"json": 1,
})
task_id = resp.json()["request"]
for _ in range(60):
time.sleep(5)
result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
"key": CAPTCHAAI_KEY, "action": "get",
"id": task_id, "json": 1,
})
data = result.json()
if data["request"] != "CAPCHA_NOT_READY":
return data["request"]
raise TimeoutError("Timeout")
class CourtRecordSearcher:
def __init__(self, proxy=None):
self.session = requests.Session()
if proxy:
self.session.proxies = {"http": proxy, "https": proxy}
self.session.headers.update({
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
"AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
})
def search_cases(self, court_url, search_params, sitekey):
"""Search court records with reCAPTCHA handling."""
# Load search page
self.session.get(court_url)
# Solve CAPTCHA
token = solve_recaptcha(sitekey, court_url)
# Submit search with token
resp = self.session.post(court_url, data={
**search_params,
"g-recaptcha-response": token,
})
if resp.status_code == 200:
return self._parse_results(resp.text)
return []
def _parse_results(self, html):
from bs4 import BeautifulSoup
soup = BeautifulSoup(html, "html.parser")
cases = []
for row in soup.select("table.results tr")[1:]:
cols = row.select("td")
if len(cols) >= 4:
cases.append({
"case_number": cols[0].get_text(strip=True),
"parties": cols[1].get_text(strip=True),
"date": cols[2].get_text(strip=True),
"status": cols[3].get_text(strip=True),
})
return cases
Image CAPTCHA on Permit Portals
Many city and county portals use simple image CAPTCHAs:
def solve_image_captcha(image_url, session):
"""Solve image-based CAPTCHA common on local government sites."""
img = session.get(image_url)
img_b64 = base64.b64encode(img.content).decode()
resp = requests.post(f"{CAPTCHAAI_URL}/in.php", data={
"key": CAPTCHAAI_KEY,
"method": "base64",
"body": img_b64,
"json": 1,
})
task_id = resp.json()["request"]
for _ in range(20):
time.sleep(3)
result = requests.get(f"{CAPTCHAAI_URL}/res.php", params={
"key": CAPTCHAAI_KEY, "action": "get",
"id": task_id, "json": 1,
})
data = result.json()
if data["request"] != "CAPCHA_NOT_READY":
return data["request"]
raise TimeoutError("Image CAPTCHA timeout")
Public Records Batch Lookup
import csv
def batch_property_lookup(addresses, portal_url, sitekey, output_file):
"""Look up multiple property records, solving CAPTCHA per batch."""
session = requests.Session()
session.headers.update({
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
"AppleWebKit/537.36 Chrome/126.0.0.0 Safari/537.36",
})
results = []
for i, address in enumerate(addresses):
try:
# Solve CAPTCHA every 5th request (or when required)
if i % 5 == 0:
token = solve_recaptcha(sitekey, portal_url)
resp = session.post(portal_url, data={
"address": address,
"g-recaptcha-response": token,
})
if resp.status_code == 200:
results.append({
"address": address,
"data": resp.json(),
})
time.sleep(3) # Be respectful
except Exception as e:
results.append({"address": address, "error": str(e)})
# Save results
with open(output_file, "w", newline="") as f:
writer = csv.DictWriter(f, fieldnames=["address", "data", "error"])
writer.writeheader()
writer.writerows(results)
return results
Session Management Tips
Government portals often have short session timeouts:
| Portal Type | Session Timeout | Recommendation |
|---|---|---|
| Visa portals | 5-10 min | Complete flow quickly |
| DMV sites | 15 min | Refresh session cookie midway |
| Court records | 20-30 min | Batch searches in groups |
| Tax portals | 10-15 min | Use sticky proxy, same IP |
| Permit apps | 30 min | Save progress at each step |
Troubleshooting
| Issue | Cause | Fix |
|---|---|---|
| CAPTCHA image not loading | Session cookie expired | Start fresh session |
| "Session expired" during form | Took too long to solve | Pre-solve or use faster solving |
| Wrong CAPTCHA answer | Distorted image | Report bad image via API |
| Portal blocks automation | IP/UA detection | Use residential proxy + real UA |
| Form validation error after CAPTCHA | Server-side token expired | Solve CAPTCHA immediately before submit |
FAQ
Is automating government portals legal?
Automating your own forms and data lookup is generally permitted. QA testing for civic tech applications is a common legitimate use. Always check the specific portal's terms of service.
Which CAPTCHA type is most common on government sites?
Image CAPTCHAs and reCAPTCHA v2. Government sites often lag behind in CAPTCHA technology, making them simpler to solve.
Can CaptchaAI solve BLS CAPTCHAs?
Yes — CaptchaAI supports BLS CAPTCHAs with 100% accuracy rate using the method=bls parameter for direct solving, or method=base64 for image-based solving.
How do I handle multi-step government forms?
Use sticky proxy sessions to maintain the same IP throughout the form. Government portals often validate IP consistency between form pages.
Related Guides
Automate government portal workflows — get your CaptchaAI key for reliable CAPTCHA solving.
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